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Finding the Fourth Proportional to 453,997.14, 626,508.32 and 250,067.16

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Solution

The fourth proportional to 453,997.14, 626,508.32 and 250,067.16 is: 345,088.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,997.14 : 626,508.32 = 250,067.16 : x
  2. Step 2: Convert to fraction form
    453,997.14/626,508.32 = 250,067.16/x
  3. Step 3: Cross multiply
    453,997.14x = 626,508.32 × 250,067.16
  4. Step 4: Simplify right side
    453,997.14x = 156,669,156,298.77
  5. Step 5: Solve for x
    x = 156,669,156,298.77/453,997.14
  6. Step 6: Final answer
    x = 345,088.42

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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.