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Finding the Fourth Proportional to 5,598.96, 8,397.42 and 1,649.40

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Solution

The fourth proportional to 5,598.96, 8,397.42 and 1,649.40 is: 2,473.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,598.96 : 8,397.42 = 1,649.40 : x
  2. Step 2: Convert to fraction form
    5,598.96/8,397.42 = 1,649.40/x
  3. Step 3: Cross multiply
    5,598.96x = 8,397.42 × 1,649.40
  4. Step 4: Simplify right side
    5,598.96x = 13,850,704.55
  5. Step 5: Solve for x
    x = 13,850,704.55/5,598.96
  6. Step 6: Final answer
    x = 2,473.80

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Double scale
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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.