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Finding the Fourth Proportional to 552,865.67, 829,297.80 and 173,819.49

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Solution

The fourth proportional to 552,865.67, 829,297.80 and 173,819.49 is: 260,729.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,865.67 : 829,297.80 = 173,819.49 : x
  2. Step 2: Convert to fraction form
    552,865.67/829,297.80 = 173,819.49/x
  3. Step 3: Cross multiply
    552,865.67x = 829,297.80 × 173,819.49
  4. Step 4: Simplify right side
    552,865.67x = 144,148,120,654.12
  5. Step 5: Solve for x
    x = 144,148,120,654.12/552,865.67
  6. Step 6: Final answer
    x = 260,729.01

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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.