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Finding the Fourth Proportional to 616,685.31, 924,782.69 and 237,395.43

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Solution

The fourth proportional to 616,685.31, 924,782.69 and 237,395.43 is: 355,998.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,685.31 : 924,782.69 = 237,395.43 : x
  2. Step 2: Convert to fraction form
    616,685.31/924,782.69 = 237,395.43/x
  3. Step 3: Cross multiply
    616,685.31x = 924,782.69 × 237,395.43
  4. Step 4: Simplify right side
    616,685.31x = 219,539,186,708.96
  5. Step 5: Solve for x
    x = 219,539,186,708.96/616,685.31
  6. Step 6: Final answer
    x = 355,998.73

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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.