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Finding the Third Proportional to 225,979.88 and 349,899.75

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Solution

The third proportional to 225,979.88 and 349,899.75 is: 541,773.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,979.88 : 349,899.75 = 349,899.75 : x
  2. Step 2: Convert to fraction form
    225,979.88/349,899.75 = 349,899.75/x
  3. Step 3: Cross multiply
    225,979.88x = 349,899.75 × 349,899.75
  4. Step 4: Simplify right side
    225,979.88x = 122,429,835,050.06
  5. Step 5: Solve for x
    x = 122,429,835,050.06/225,979.88
  6. Step 6: Final answer
    x = 541,773.18

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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.