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Finding the Third Proportional to 157,534.25 and 345,686.25

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Solution

The third proportional to 157,534.25 and 345,686.25 is: 758,558.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,534.25 : 345,686.25 = 345,686.25 : x
  2. Step 2: Convert to fraction form
    157,534.25/345,686.25 = 345,686.25/x
  3. Step 3: Cross multiply
    157,534.25x = 345,686.25 × 345,686.25
  4. Step 4: Simplify right side
    157,534.25x = 119,498,983,439.06
  5. Step 5: Solve for x
    x = 119,498,983,439.06/157,534.25
  6. Step 6: Final answer
    x = 758,558.75

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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.