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Finding the Third Proportional to 322,359.75 and 497,070

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Solution

The third proportional to 322,359.75 and 497,070 is: 766,468.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,359.75 : 497,070 = 497,070 : x
  2. Step 2: Convert to fraction form
    322,359.75/497,070 = 497,070/x
  3. Step 3: Cross multiply
    322,359.75x = 497,070 × 497,070
  4. Step 4: Simplify right side
    322,359.75x = 247,078,584,900
  5. Step 5: Solve for x
    x = 247,078,584,900/322,359.75
  6. Step 6: Final answer
    x = 766,468.47

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.