Home / 974,082.32-1,344,117.18-538,440.83

Finding the Fourth Proportional to 974,082.32, 1,344,117.18 and 538,440.83

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Solution

The fourth proportional to 974,082.32, 1,344,117.18 and 538,440.83 is: 742,983.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,082.32 : 1,344,117.18 = 538,440.83 : x
  2. Step 2: Convert to fraction form
    974,082.32/1,344,117.18 = 538,440.83/x
  3. Step 3: Cross multiply
    974,082.32x = 1,344,117.18 × 538,440.83
  4. Step 4: Simplify right side
    974,082.32x = 723,727,570,016.46
  5. Step 5: Solve for x
    x = 723,727,570,016.46/974,082.32
  6. Step 6: Final answer
    x = 742,983.99

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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.