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Finding the Third Proportional to 986,550 and 1,479,957

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Solution

The third proportional to 986,550 and 1,479,957 is: 2,220,133.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,550 : 1,479,957 = 1,479,957 : x
  2. Step 2: Convert to fraction form
    986,550/1,479,957 = 1,479,957/x
  3. Step 3: Cross multiply
    986,550x = 1,479,957 × 1,479,957
  4. Step 4: Simplify right side
    986,550x = 2,190,272,721,849
  5. Step 5: Solve for x
    x = 2,190,272,721,849/986,550
  6. Step 6: Final answer
    x = 2,220,133.52

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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.