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Finding the Third Proportional to 700,890 and 1,098,044

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Solution

The third proportional to 700,890 and 1,098,044 is: 1,720,242.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,890 : 1,098,044 = 1,098,044 : x
  2. Step 2: Convert to fraction form
    700,890/1,098,044 = 1,098,044/x
  3. Step 3: Cross multiply
    700,890x = 1,098,044 × 1,098,044
  4. Step 4: Simplify right side
    700,890x = 1,205,700,625,936
  5. Step 5: Solve for x
    x = 1,205,700,625,936/700,890
  6. Step 6: Final answer
    x = 1,720,242.30

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.