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Finding the Fourth Proportional to 372,564.50, 558,851.88 and 106,324.94

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Solution

The fourth proportional to 372,564.50, 558,851.88 and 106,324.94 is: 159,488.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,564.50 : 558,851.88 = 106,324.94 : x
  2. Step 2: Convert to fraction form
    372,564.50/558,851.88 = 106,324.94/x
  3. Step 3: Cross multiply
    372,564.50x = 558,851.88 × 106,324.94
  4. Step 4: Simplify right side
    372,564.50x = 59,419,892,609.89
  5. Step 5: Solve for x
    x = 59,419,892,609.89/372,564.50
  6. Step 6: Final answer
    x = 159,488.87

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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.