Home / 916,041.60-1,264,145.00-508,170.15

Finding the Fourth Proportional to 916,041.60, 1,264,145.00 and 508,170.15

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Solution

The fourth proportional to 916,041.60, 1,264,145.00 and 508,170.15 is: 701,279.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,041.60 : 1,264,145.00 = 508,170.15 : x
  2. Step 2: Convert to fraction form
    916,041.60/1,264,145.00 = 508,170.15/x
  3. Step 3: Cross multiply
    916,041.60x = 1,264,145.00 × 508,170.15
  4. Step 4: Simplify right side
    916,041.60x = 642,400,751,730.90
  5. Step 5: Solve for x
    x = 642,400,751,730.90/916,041.60
  6. Step 6: Final answer
    x = 701,279.02

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.