Home / 1,043,498.40-1,565,247.60-378,410.40

Finding the Fourth Proportional to 1,043,498.40, 1,565,247.60 and 378,410.40

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Solution

The fourth proportional to 1,043,498.40, 1,565,247.60 and 378,410.40 is: 567,615.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,498.40 : 1,565,247.60 = 378,410.40 : x
  2. Step 2: Convert to fraction form
    1,043,498.40/1,565,247.60 = 378,410.40/x
  3. Step 3: Cross multiply
    1,043,498.40x = 1,565,247.60 × 378,410.40
  4. Step 4: Simplify right side
    1,043,498.40x = 592,305,970,415.04
  5. Step 5: Solve for x
    x = 592,305,970,415.04/1,043,498.40
  6. Step 6: Final answer
    x = 567,615.60

Related Problems

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Half scale
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Double scale
Find fourth proportional to 1,043,499.40, 1,565,249.10 and 378,411.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.