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Finding the Third Proportional to 749,990 and 1,161,599

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Solution

The third proportional to 749,990 and 1,161,599 is: 1,799,106.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,990 : 1,161,599 = 1,161,599 : x
  2. Step 2: Convert to fraction form
    749,990/1,161,599 = 1,161,599/x
  3. Step 3: Cross multiply
    749,990x = 1,161,599 × 1,161,599
  4. Step 4: Simplify right side
    749,990x = 1,349,312,236,801
  5. Step 5: Solve for x
    x = 1,349,312,236,801/749,990
  6. Step 6: Final answer
    x = 1,799,106.97

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.