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Finding the Third Proportional to 710,149.50 and 998,878.50

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Solution

The third proportional to 710,149.50 and 998,878.50 is: 1,404,997.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,149.50 : 998,878.50 = 998,878.50 : x
  2. Step 2: Convert to fraction form
    710,149.50/998,878.50 = 998,878.50/x
  3. Step 3: Cross multiply
    710,149.50x = 998,878.50 × 998,878.50
  4. Step 4: Simplify right side
    710,149.50x = 997,758,257,762.25
  5. Step 5: Solve for x
    x = 997,758,257,762.25/710,149.50
  6. Step 6: Final answer
    x = 1,404,997.48

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.