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Finding the Fourth Proportional to 5,497.84, 8,245.14 and 4,266.64

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Solution

The fourth proportional to 5,497.84, 8,245.14 and 4,266.64 is: 6,398.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,497.84 : 8,245.14 = 4,266.64 : x
  2. Step 2: Convert to fraction form
    5,497.84/8,245.14 = 4,266.64/x
  3. Step 3: Cross multiply
    5,497.84x = 8,245.14 × 4,266.64
  4. Step 4: Simplify right side
    5,497.84x = 35,179,044.13
  5. Step 5: Solve for x
    x = 35,179,044.13/5,497.84
  6. Step 6: Final answer
    x = 6,398.70

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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.