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Finding the Fourth Proportional to 8,770.52, 13,159.02 and 3,227.49

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Solution

The fourth proportional to 8,770.52, 13,159.02 and 3,227.49 is: 4,842.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,770.52 : 13,159.02 = 3,227.49 : x
  2. Step 2: Convert to fraction form
    8,770.52/13,159.02 = 3,227.49/x
  3. Step 3: Cross multiply
    8,770.52x = 13,159.02 × 3,227.49
  4. Step 4: Simplify right side
    8,770.52x = 42,470,605.46
  5. Step 5: Solve for x
    x = 42,470,605.46/8,770.52
  6. Step 6: Final answer
    x = 4,842.43

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1.5x scale

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.