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Finding the Third Proportional to 401,456.25 and 587,108.25

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Solution

The third proportional to 401,456.25 and 587,108.25 is: 858,614.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,456.25 : 587,108.25 = 587,108.25 : x
  2. Step 2: Convert to fraction form
    401,456.25/587,108.25 = 587,108.25/x
  3. Step 3: Cross multiply
    401,456.25x = 587,108.25 × 587,108.25
  4. Step 4: Simplify right side
    401,456.25x = 344,696,097,218.06
  5. Step 5: Solve for x
    x = 344,696,097,218.06/401,456.25
  6. Step 6: Final answer
    x = 858,614.35

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.