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Finding the Fourth Proportional to 6,593.46, 9,890.17 and 1,663.49

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Solution

The fourth proportional to 6,593.46, 9,890.17 and 1,663.49 is: 2,495.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,593.46 : 9,890.17 = 1,663.49 : x
  2. Step 2: Convert to fraction form
    6,593.46/9,890.17 = 1,663.49/x
  3. Step 3: Cross multiply
    6,593.46x = 9,890.17 × 1,663.49
  4. Step 4: Simplify right side
    6,593.46x = 16,452,198.89
  5. Step 5: Solve for x
    x = 16,452,198.89/6,593.46
  6. Step 6: Final answer
    x = 2,495.23

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Double scale
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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.