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Finding the Fourth Proportional to 8,250.04, 12,375.10 and 2,778.04

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Solution

The fourth proportional to 8,250.04, 12,375.10 and 2,778.04 is: 4,167.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,250.04 : 12,375.10 = 2,778.04 : x
  2. Step 2: Convert to fraction form
    8,250.04/12,375.10 = 2,778.04/x
  3. Step 3: Cross multiply
    8,250.04x = 12,375.10 × 2,778.04
  4. Step 4: Simplify right side
    8,250.04x = 34,378,522.80
  5. Step 5: Solve for x
    x = 34,378,522.80/8,250.04
  6. Step 6: Final answer
    x = 4,167.07

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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.