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Finding the Fourth Proportional to 8,248.67, 12,374.42 and 2,700.44

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Solution

The fourth proportional to 8,248.67, 12,374.42 and 2,700.44 is: 4,051.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,248.67 : 12,374.42 = 2,700.44 : x
  2. Step 2: Convert to fraction form
    8,248.67/12,374.42 = 2,700.44/x
  3. Step 3: Cross multiply
    8,248.67x = 12,374.42 × 2,700.44
  4. Step 4: Simplify right side
    8,248.67x = 33,416,378.74
  5. Step 5: Solve for x
    x = 33,416,378.74/8,248.67
  6. Step 6: Final answer
    x = 4,051.12

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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.