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Finding the Fourth Proportional to 5,952.60, 8,928.80 and 1,449.70

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Solution

The fourth proportional to 5,952.60, 8,928.80 and 1,449.70 is: 2,174.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,952.60 : 8,928.80 = 1,449.70 : x
  2. Step 2: Convert to fraction form
    5,952.60/8,928.80 = 1,449.70/x
  3. Step 3: Cross multiply
    5,952.60x = 8,928.80 × 1,449.70
  4. Step 4: Simplify right side
    5,952.60x = 12,944,058.95
  5. Step 5: Solve for x
    x = 12,944,058.95/5,952.60
  6. Step 6: Final answer
    x = 2,174.52

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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.