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Finding the Fourth Proportional to 240,526.89, 360,848.66 and 72,046.89

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Solution

The fourth proportional to 240,526.89, 360,848.66 and 72,046.89 is: 108,087.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,526.89 : 360,848.66 = 72,046.89 : x
  2. Step 2: Convert to fraction form
    240,526.89/360,848.66 = 72,046.89/x
  3. Step 3: Cross multiply
    240,526.89x = 360,848.66 × 72,046.89
  4. Step 4: Simplify right side
    240,526.89x = 25,998,023,353.43
  5. Step 5: Solve for x
    x = 25,998,023,353.43/240,526.89
  6. Step 6: Final answer
    x = 108,087.80

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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.