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Finding the Third Proportional to 175,216.88 and 266,288.06

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Solution

The third proportional to 175,216.88 and 266,288.06 is: 404,694.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,216.88 : 266,288.06 = 266,288.06 : x
  2. Step 2: Convert to fraction form
    175,216.88/266,288.06 = 266,288.06/x
  3. Step 3: Cross multiply
    175,216.88x = 266,288.06 × 266,288.06
  4. Step 4: Simplify right side
    175,216.88x = 70,909,332,230.00
  5. Step 5: Solve for x
    x = 70,909,332,230.00/175,216.88
  6. Step 6: Final answer
    x = 404,694.65

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.