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Finding the Fourth Proportional to 8,598.59, 12,902.33 and 3,666.90

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Solution

The fourth proportional to 8,598.59, 12,902.33 and 3,666.90 is: 5,502.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,598.59 : 12,902.33 = 3,666.90 : x
  2. Step 2: Convert to fraction form
    8,598.59/12,902.33 = 3,666.90/x
  3. Step 3: Cross multiply
    8,598.59x = 12,902.33 × 3,666.90
  4. Step 4: Simplify right side
    8,598.59x = 47,311,553.88
  5. Step 5: Solve for x
    x = 47,311,553.88/8,598.59
  6. Step 6: Final answer
    x = 5,502.25

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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.