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Finding the Fourth Proportional to 322,257.64, 444,715.22 and 179,031.10

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Solution

The fourth proportional to 322,257.64, 444,715.22 and 179,031.10 is: 247,062.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,257.64 : 444,715.22 = 179,031.10 : x
  2. Step 2: Convert to fraction form
    322,257.64/444,715.22 = 179,031.10/x
  3. Step 3: Cross multiply
    322,257.64x = 444,715.22 × 179,031.10
  4. Step 4: Simplify right side
    322,257.64x = 79,617,855,023.34
  5. Step 5: Solve for x
    x = 79,617,855,023.34/322,257.64
  6. Step 6: Final answer
    x = 247,062.74

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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.