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Finding the Fourth Proportional to 581,999.92, 803,186.13 and 327,351.11

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Solution

The fourth proportional to 581,999.92, 803,186.13 and 327,351.11 is: 451,759.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,999.92 : 803,186.13 = 327,351.11 : x
  2. Step 2: Convert to fraction form
    581,999.92/803,186.13 = 327,351.11/x
  3. Step 3: Cross multiply
    581,999.92x = 803,186.13 × 327,351.11
  4. Step 4: Simplify right side
    581,999.92x = 262,923,867,176.17
  5. Step 5: Solve for x
    x = 262,923,867,176.17/581,999.92
  6. Step 6: Final answer
    x = 451,759.28

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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.