Home / 516,082.10-774,123.15-137,002.10

Finding the Fourth Proportional to 516,082.10, 774,123.15 and 137,002.10

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Solution

The fourth proportional to 516,082.10, 774,123.15 and 137,002.10 is: 205,503.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,082.10 : 774,123.15 = 137,002.10 : x
  2. Step 2: Convert to fraction form
    516,082.10/774,123.15 = 137,002.10/x
  3. Step 3: Cross multiply
    516,082.10x = 774,123.15 × 137,002.10
  4. Step 4: Simplify right side
    516,082.10x = 106,056,497,208.62
  5. Step 5: Solve for x
    x = 106,056,497,208.62/516,082.10
  6. Step 6: Final answer
    x = 205,503.15

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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.