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Finding the Fourth Proportional to 625,014.39, 937,514.75 and 151,699.75

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Solution

The fourth proportional to 625,014.39, 937,514.75 and 151,699.75 is: 227,547.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,014.39 : 937,514.75 = 151,699.75 : x
  2. Step 2: Convert to fraction form
    625,014.39/937,514.75 = 151,699.75/x
  3. Step 3: Cross multiply
    625,014.39x = 937,514.75 × 151,699.75
  4. Step 4: Simplify right side
    625,014.39x = 142,220,753,370.77
  5. Step 5: Solve for x
    x = 142,220,753,370.77/625,014.39
  6. Step 6: Final answer
    x = 227,547.97

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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.