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Finding the Third Proportional to 175,221 and 266,294.25

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Solution

The third proportional to 175,221 and 266,294.25 is: 404,703.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,221 : 266,294.25 = 266,294.25 : x
  2. Step 2: Convert to fraction form
    175,221/266,294.25 = 266,294.25/x
  3. Step 3: Cross multiply
    175,221x = 266,294.25 × 266,294.25
  4. Step 4: Simplify right side
    175,221x = 70,912,627,583.06
  5. Step 5: Solve for x
    x = 70,912,627,583.06/175,221
  6. Step 6: Final answer
    x = 404,703.93

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.