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Finding the Third Proportional to 345,600 and 757,629

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Solution

The third proportional to 345,600 and 757,629 is: 1,660,884.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,600 : 757,629 = 757,629 : x
  2. Step 2: Convert to fraction form
    345,600/757,629 = 757,629/x
  3. Step 3: Cross multiply
    345,600x = 757,629 × 757,629
  4. Step 4: Simplify right side
    345,600x = 574,001,701,641
  5. Step 5: Solve for x
    x = 574,001,701,641/345,600
  6. Step 6: Final answer
    x = 1,660,884.55

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.