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Finding the Fourth Proportional to 555,010.20, 832,005 and 199,937.39

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Solution

The fourth proportional to 555,010.20, 832,005 and 199,937.39 is: 299,722.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,010.20 : 832,005 = 199,937.39 : x
  2. Step 2: Convert to fraction form
    555,010.20/832,005 = 199,937.39/x
  3. Step 3: Cross multiply
    555,010.20x = 832,005 × 199,937.39
  4. Step 4: Simplify right side
    555,010.20x = 166,348,904,006.93
  5. Step 5: Solve for x
    x = 166,348,904,006.93/555,010.20
  6. Step 6: Final answer
    x = 299,722.25

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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.