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Finding the Fourth Proportional to 9,044.35, 12,481.11 and 5,065.47

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Solution

The fourth proportional to 9,044.35, 12,481.11 and 5,065.47 is: 6,990.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,044.35 : 12,481.11 = 5,065.47 : x
  2. Step 2: Convert to fraction form
    9,044.35/12,481.11 = 5,065.47/x
  3. Step 3: Cross multiply
    9,044.35x = 12,481.11 × 5,065.47
  4. Step 4: Simplify right side
    9,044.35x = 63,222,688.27
  5. Step 5: Solve for x
    x = 63,222,688.27/9,044.35
  6. Step 6: Final answer
    x = 6,990.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.