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Finding the Fourth Proportional to 534,123.60, 801,461.56 and 234,814.16

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Solution

The fourth proportional to 534,123.60, 801,461.56 and 234,814.16 is: 352,342.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,123.60 : 801,461.56 = 234,814.16 : x
  2. Step 2: Convert to fraction form
    534,123.60/801,461.56 = 234,814.16/x
  3. Step 3: Cross multiply
    534,123.60x = 801,461.56 × 234,814.16
  4. Step 4: Simplify right side
    534,123.60x = 188,194,522,983.69
  5. Step 5: Solve for x
    x = 188,194,522,983.69/534,123.60
  6. Step 6: Final answer
    x = 352,342.65

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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.