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Finding the Fourth Proportional to 8,333.93, 12,500.89 and 3,402.70

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Solution

The fourth proportional to 8,333.93, 12,500.89 and 3,402.70 is: 5,104.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,333.93 : 12,500.89 = 3,402.70 : x
  2. Step 2: Convert to fraction form
    8,333.93/12,500.89 = 3,402.70/x
  3. Step 3: Cross multiply
    8,333.93x = 12,500.89 × 3,402.70
  4. Step 4: Simplify right side
    8,333.93x = 42,536,778.40
  5. Step 5: Solve for x
    x = 42,536,778.40/8,333.93
  6. Step 6: Final answer
    x = 5,104.05

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Similar ratio
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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.