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Finding the Third Proportional to 100,453.50 and 155,714.06

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Solution

The third proportional to 100,453.50 and 155,714.06 is: 241,374.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,453.50 : 155,714.06 = 155,714.06 : x
  2. Step 2: Convert to fraction form
    100,453.50/155,714.06 = 155,714.06/x
  3. Step 3: Cross multiply
    100,453.50x = 155,714.06 × 155,714.06
  4. Step 4: Simplify right side
    100,453.50x = 24,246,869,260.25
  5. Step 5: Solve for x
    x = 24,246,869,260.25/100,453.50
  6. Step 6: Final answer
    x = 241,374.06

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.