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Finding the Fourth Proportional to 7,248.56, 10,874.46 and 2,866.46

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Solution

The fourth proportional to 7,248.56, 10,874.46 and 2,866.46 is: 4,300.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248.56 : 10,874.46 = 2,866.46 : x
  2. Step 2: Convert to fraction form
    7,248.56/10,874.46 = 2,866.46/x
  3. Step 3: Cross multiply
    7,248.56x = 10,874.46 × 2,866.46
  4. Step 4: Simplify right side
    7,248.56x = 31,171,204.61
  5. Step 5: Solve for x
    x = 31,171,204.61/7,248.56
  6. Step 6: Final answer
    x = 4,300.33

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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.