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Finding the Fourth Proportional to 431,279.06, 595,167.52 and 250,098.56

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Solution

The fourth proportional to 431,279.06, 595,167.52 and 250,098.56 is: 345,137.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,279.06 : 595,167.52 = 250,098.56 : x
  2. Step 2: Convert to fraction form
    431,279.06/595,167.52 = 250,098.56/x
  3. Step 3: Cross multiply
    431,279.06x = 595,167.52 × 250,098.56
  4. Step 4: Simplify right side
    431,279.06x = 148,850,541,187.81
  5. Step 5: Solve for x
    x = 148,850,541,187.81/431,279.06
  6. Step 6: Final answer
    x = 345,137.42

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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.