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Finding the Fourth Proportional to 5,974.76, 8,996.87 and 4,425.74

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Solution

The fourth proportional to 5,974.76, 8,996.87 and 4,425.74 is: 6,664.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,974.76 : 8,996.87 = 4,425.74 : x
  2. Step 2: Convert to fraction form
    5,974.76/8,996.87 = 4,425.74/x
  3. Step 3: Cross multiply
    5,974.76x = 8,996.87 × 4,425.74
  4. Step 4: Simplify right side
    5,974.76x = 39,817,807.25
  5. Step 5: Solve for x
    x = 39,817,807.25/5,974.76
  6. Step 6: Final answer
    x = 6,664.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.