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Finding the Fourth Proportional to 625,064.22, 937,622.25 and 181,832.22

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Solution

The fourth proportional to 625,064.22, 937,622.25 and 181,832.22 is: 272,755.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,064.22 : 937,622.25 = 181,832.22 : x
  2. Step 2: Convert to fraction form
    625,064.22/937,622.25 = 181,832.22/x
  3. Step 3: Cross multiply
    625,064.22x = 937,622.25 × 181,832.22
  4. Step 4: Simplify right side
    625,064.22x = 170,489,935,238.90
  5. Step 5: Solve for x
    x = 170,489,935,238.90/625,064.22
  6. Step 6: Final answer
    x = 272,755.87

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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.