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Finding the Fourth Proportional to 534,377.34, 801,491.85 and 134,993.52

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Solution

The fourth proportional to 534,377.34, 801,491.85 and 134,993.52 is: 202,471.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,377.34 : 801,491.85 = 134,993.52 : x
  2. Step 2: Convert to fraction form
    534,377.34/801,491.85 = 134,993.52/x
  3. Step 3: Cross multiply
    534,377.34x = 801,491.85 × 134,993.52
  4. Step 4: Simplify right side
    534,377.34x = 108,196,206,082.81
  5. Step 5: Solve for x
    x = 108,196,206,082.81/534,377.34
  6. Step 6: Final answer
    x = 202,471.55

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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.