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Finding the Third Proportional to 1,445,956.31 and 3,175,607.53

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Solution

The third proportional to 1,445,956.31 and 3,175,607.53 is: 6,974,265.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,956.31 : 3,175,607.53 = 3,175,607.53 : x
  2. Step 2: Convert to fraction form
    1,445,956.31/3,175,607.53 = 3,175,607.53/x
  3. Step 3: Cross multiply
    1,445,956.31x = 3,175,607.53 × 3,175,607.53
  4. Step 4: Simplify right side
    1,445,956.31x = 10,084,483,192,531.72
  5. Step 5: Solve for x
    x = 10,084,483,192,531.72/1,445,956.31
  6. Step 6: Final answer
    x = 6,974,265.48

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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.