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Finding the Third Proportional to 70,841.25 and 154,683

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Solution

The third proportional to 70,841.25 and 154,683 is: 337,752.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,841.25 : 154,683 = 154,683 : x
  2. Step 2: Convert to fraction form
    70,841.25/154,683 = 154,683/x
  3. Step 3: Cross multiply
    70,841.25x = 154,683 × 154,683
  4. Step 4: Simplify right side
    70,841.25x = 23,926,830,489
  5. Step 5: Solve for x
    x = 23,926,830,489/70,841.25
  6. Step 6: Final answer
    x = 337,752.80

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.