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Finding the Third Proportional to 155,765.25 and 233,385.75

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Solution

The third proportional to 155,765.25 and 233,385.75 is: 349,685.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,765.25 : 233,385.75 = 233,385.75 : x
  2. Step 2: Convert to fraction form
    155,765.25/233,385.75 = 233,385.75/x
  3. Step 3: Cross multiply
    155,765.25x = 233,385.75 × 233,385.75
  4. Step 4: Simplify right side
    155,765.25x = 54,468,908,303.06
  5. Step 5: Solve for x
    x = 54,468,908,303.06/155,765.25
  6. Step 6: Final answer
    x = 349,685.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.