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Finding the Fourth Proportional to 242,542.40, 332,284.70 and 233,451.71

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Solution

The fourth proportional to 242,542.40, 332,284.70 and 233,451.71 is: 319,830.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,542.40 : 332,284.70 = 233,451.71 : x
  2. Step 2: Convert to fraction form
    242,542.40/332,284.70 = 233,451.71/x
  3. Step 3: Cross multiply
    242,542.40x = 332,284.70 × 233,451.71
  4. Step 4: Simplify right side
    242,542.40x = 77,572,428,593.16
  5. Step 5: Solve for x
    x = 77,572,428,593.16/242,542.40
  6. Step 6: Final answer
    x = 319,830.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.