Home / 1,093,077.40-1,639,616.10-345,026.20

Finding the Fourth Proportional to 1,093,077.40, 1,639,616.10 and 345,026.20

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Solution

The fourth proportional to 1,093,077.40, 1,639,616.10 and 345,026.20 is: 517,539.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,077.40 : 1,639,616.10 = 345,026.20 : x
  2. Step 2: Convert to fraction form
    1,093,077.40/1,639,616.10 = 345,026.20/x
  3. Step 3: Cross multiply
    1,093,077.40x = 1,639,616.10 × 345,026.20
  4. Step 4: Simplify right side
    1,093,077.40x = 565,710,512,441.82
  5. Step 5: Solve for x
    x = 565,710,512,441.82/1,093,077.40
  6. Step 6: Final answer
    x = 517,539.30

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Half scale
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Double scale
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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.