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Finding the Third Proportional to 622,749 and 930,882

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Solution

The third proportional to 622,749 and 930,882 is: 1,391,477.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,749 : 930,882 = 930,882 : x
  2. Step 2: Convert to fraction form
    622,749/930,882 = 930,882/x
  3. Step 3: Cross multiply
    622,749x = 930,882 × 930,882
  4. Step 4: Simplify right side
    622,749x = 866,541,297,924
  5. Step 5: Solve for x
    x = 866,541,297,924/622,749
  6. Step 6: Final answer
    x = 1,391,477.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.