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Finding the Fourth Proportional to 577,193.72, 865,982.52 and 363,714.96

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Solution

The fourth proportional to 577,193.72, 865,982.52 and 363,714.96 is: 545,693.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,193.72 : 865,982.52 = 363,714.96 : x
  2. Step 2: Convert to fraction form
    577,193.72/865,982.52 = 363,714.96/x
  3. Step 3: Cross multiply
    577,193.72x = 865,982.52 × 363,714.96
  4. Step 4: Simplify right side
    577,193.72x = 314,970,797,622.50
  5. Step 5: Solve for x
    x = 314,970,797,622.50/577,193.72
  6. Step 6: Final answer
    x = 545,693.39

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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.