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Finding the Fourth Proportional to 534,505.51, 737,591.40 and 292,789.16

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Solution

The fourth proportional to 534,505.51, 737,591.40 and 292,789.16 is: 404,034.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,505.51 : 737,591.40 = 292,789.16 : x
  2. Step 2: Convert to fraction form
    534,505.51/737,591.40 = 292,789.16/x
  3. Step 3: Cross multiply
    534,505.51x = 737,591.40 × 292,789.16
  4. Step 4: Simplify right side
    534,505.51x = 215,958,766,429.22
  5. Step 5: Solve for x
    x = 215,958,766,429.22/534,505.51
  6. Step 6: Final answer
    x = 404,034.69

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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.