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Finding the Fourth Proportional to 539,537.33, 744,557.85 and 294,521.10

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Solution

The fourth proportional to 539,537.33, 744,557.85 and 294,521.10 is: 406,437.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,537.33 : 744,557.85 = 294,521.10 : x
  2. Step 2: Convert to fraction form
    539,537.33/744,557.85 = 294,521.10/x
  3. Step 3: Cross multiply
    539,537.33x = 744,557.85 × 294,521.10
  4. Step 4: Simplify right side
    539,537.33x = 219,287,996,995.64
  5. Step 5: Solve for x
    x = 219,287,996,995.64/539,537.33
  6. Step 6: Final answer
    x = 406,437.12

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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.