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Finding the Fourth Proportional to 17,000.66, 25,500.96 and 4,520.69

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Solution

The fourth proportional to 17,000.66, 25,500.96 and 4,520.69 is: 6,781.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,000.66 : 25,500.96 = 4,520.69 : x
  2. Step 2: Convert to fraction form
    17,000.66/25,500.96 = 4,520.69/x
  3. Step 3: Cross multiply
    17,000.66x = 25,500.96 × 4,520.69
  4. Step 4: Simplify right side
    17,000.66x = 115,281,886.03
  5. Step 5: Solve for x
    x = 115,281,886.03/17,000.66
  6. Step 6: Final answer
    x = 6,781.02

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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.