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Finding the Fourth Proportional to 5,000.66, 7,503.32 and 2,189.13

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Solution

The fourth proportional to 5,000.66, 7,503.32 and 2,189.13 is: 3,284.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,000.66 : 7,503.32 = 2,189.13 : x
  2. Step 2: Convert to fraction form
    5,000.66/7,503.32 = 2,189.13/x
  3. Step 3: Cross multiply
    5,000.66x = 7,503.32 × 2,189.13
  4. Step 4: Simplify right side
    5,000.66x = 16,425,740.91
  5. Step 5: Solve for x
    x = 16,425,740.91/5,000.66
  6. Step 6: Final answer
    x = 3,284.72

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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.