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Finding the Third Proportional to 1,625,781.50 and 3,573,340

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Solution

The third proportional to 1,625,781.50 and 3,573,340 is: 7,853,920.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,781.50 : 3,573,340 = 3,573,340 : x
  2. Step 2: Convert to fraction form
    1,625,781.50/3,573,340 = 3,573,340/x
  3. Step 3: Cross multiply
    1,625,781.50x = 3,573,340 × 3,573,340
  4. Step 4: Simplify right side
    1,625,781.50x = 12,768,758,755,600
  5. Step 5: Solve for x
    x = 12,768,758,755,600/1,625,781.50
  6. Step 6: Final answer
    x = 7,853,920.56

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.