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Finding the Third Proportional to 1,680,622.88 and 2,540,943

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Solution

The third proportional to 1,680,622.88 and 2,540,943 is: 3,841,665.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,622.88 : 2,540,943 = 2,540,943 : x
  2. Step 2: Convert to fraction form
    1,680,622.88/2,540,943 = 2,540,943/x
  3. Step 3: Cross multiply
    1,680,622.88x = 2,540,943 × 2,540,943
  4. Step 4: Simplify right side
    1,680,622.88x = 6,456,391,329,249
  5. Step 5: Solve for x
    x = 6,456,391,329,249/1,680,622.88
  6. Step 6: Final answer
    x = 3,841,665.75

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.