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Finding the Third Proportional to 285,400.13 and 614,952

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Solution

The third proportional to 285,400.13 and 614,952 is: 1,325,037.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,400.13 : 614,952 = 614,952 : x
  2. Step 2: Convert to fraction form
    285,400.13/614,952 = 614,952/x
  3. Step 3: Cross multiply
    285,400.13x = 614,952 × 614,952
  4. Step 4: Simplify right side
    285,400.13x = 378,165,962,304
  5. Step 5: Solve for x
    x = 378,165,962,304/285,400.13
  6. Step 6: Final answer
    x = 1,325,037.83

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.