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Finding the Fourth Proportional to 240,541.56, 360,713.70 and 72,002.52

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Solution

The fourth proportional to 240,541.56, 360,713.70 and 72,002.52 is: 107,974.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,541.56 : 360,713.70 = 72,002.52 : x
  2. Step 2: Convert to fraction form
    240,541.56/360,713.70 = 72,002.52/x
  3. Step 3: Cross multiply
    240,541.56x = 360,713.70 × 72,002.52
  4. Step 4: Simplify right side
    240,541.56x = 25,972,295,398.52
  5. Step 5: Solve for x
    x = 25,972,295,398.52/240,541.56
  6. Step 6: Final answer
    x = 107,974.25

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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.