Home / 729,666.60-1,092,167.10-519,714.60

Finding the Fourth Proportional to 729,666.60, 1,092,167.10 and 519,714.60

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Solution

The fourth proportional to 729,666.60, 1,092,167.10 and 519,714.60 is: 777,910.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,666.60 : 1,092,167.10 = 519,714.60 : x
  2. Step 2: Convert to fraction form
    729,666.60/1,092,167.10 = 519,714.60/x
  3. Step 3: Cross multiply
    729,666.60x = 1,092,167.10 × 519,714.60
  4. Step 4: Simplify right side
    729,666.60x = 567,615,187,509.66
  5. Step 5: Solve for x
    x = 567,615,187,509.66/729,666.60
  6. Step 6: Final answer
    x = 777,910.33

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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.