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Finding the Third Proportional to 157,563 and 236,459

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Solution

The third proportional to 157,563 and 236,459 is: 354,860.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,563 : 236,459 = 236,459 : x
  2. Step 2: Convert to fraction form
    157,563/236,459 = 236,459/x
  3. Step 3: Cross multiply
    157,563x = 236,459 × 236,459
  4. Step 4: Simplify right side
    157,563x = 55,912,858,681
  5. Step 5: Solve for x
    x = 55,912,858,681/157,563
  6. Step 6: Final answer
    x = 354,860.33

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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.