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Finding the Fourth Proportional to 9,044.14, 12,479.64 and 5,264.38

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Solution

The fourth proportional to 9,044.14, 12,479.64 and 5,264.38 is: 7,264.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,044.14 : 12,479.64 = 5,264.38 : x
  2. Step 2: Convert to fraction form
    9,044.14/12,479.64 = 5,264.38/x
  3. Step 3: Cross multiply
    9,044.14x = 12,479.64 × 5,264.38
  4. Step 4: Simplify right side
    9,044.14x = 65,697,567.22
  5. Step 5: Solve for x
    x = 65,697,567.22/9,044.14
  6. Step 6: Final answer
    x = 7,264.10

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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.