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Finding the Fourth Proportional to 8,750.72, 13,126.08 and 2,593.28

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Solution

The fourth proportional to 8,750.72, 13,126.08 and 2,593.28 is: 3,889.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,750.72 : 13,126.08 = 2,593.28 : x
  2. Step 2: Convert to fraction form
    8,750.72/13,126.08 = 2,593.28/x
  3. Step 3: Cross multiply
    8,750.72x = 13,126.08 × 2,593.28
  4. Step 4: Simplify right side
    8,750.72x = 34,039,600.74
  5. Step 5: Solve for x
    x = 34,039,600.74/8,750.72
  6. Step 6: Final answer
    x = 3,889.92

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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.