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Finding the Fourth Proportional to 431,010.57, 594,795.39 and 249,757.50

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Solution

The fourth proportional to 431,010.57, 594,795.39 and 249,757.50 is: 344,665.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,010.57 : 594,795.39 = 249,757.50 : x
  2. Step 2: Convert to fraction form
    431,010.57/594,795.39 = 249,757.50/x
  3. Step 3: Cross multiply
    431,010.57x = 594,795.39 × 249,757.50
  4. Step 4: Simplify right side
    431,010.57x = 148,554,609,617.93
  5. Step 5: Solve for x
    x = 148,554,609,617.93/431,010.57
  6. Step 6: Final answer
    x = 344,665.82

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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.