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Finding the Fourth Proportional to 365,252.75, 547,879.14 and 99,013.25

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Solution

The fourth proportional to 365,252.75, 547,879.14 and 99,013.25 is: 148,519.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,252.75 : 547,879.14 = 99,013.25 : x
  2. Step 2: Convert to fraction form
    365,252.75/547,879.14 = 99,013.25/x
  3. Step 3: Cross multiply
    365,252.75x = 547,879.14 × 99,013.25
  4. Step 4: Simplify right side
    365,252.75x = 54,247,294,258.61
  5. Step 5: Solve for x
    x = 54,247,294,258.61/365,252.75
  6. Step 6: Final answer
    x = 148,519.88

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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.