Home / 557,140.10-835,710.15-202,165.70

Finding the Fourth Proportional to 557,140.10, 835,710.15 and 202,165.70

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Solution

The fourth proportional to 557,140.10, 835,710.15 and 202,165.70 is: 303,248.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,140.10 : 835,710.15 = 202,165.70 : x
  2. Step 2: Convert to fraction form
    557,140.10/835,710.15 = 202,165.70/x
  3. Step 3: Cross multiply
    557,140.10x = 835,710.15 × 202,165.70
  4. Step 4: Simplify right side
    557,140.10x = 168,951,927,471.86
  5. Step 5: Solve for x
    x = 168,951,927,471.86/557,140.10
  6. Step 6: Final answer
    x = 303,248.55

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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.