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Finding the Third Proportional to 115,855.50 and 250,633.50

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Solution

The third proportional to 115,855.50 and 250,633.50 is: 542,202.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,855.50 : 250,633.50 = 250,633.50 : x
  2. Step 2: Convert to fraction form
    115,855.50/250,633.50 = 250,633.50/x
  3. Step 3: Cross multiply
    115,855.50x = 250,633.50 × 250,633.50
  4. Step 4: Simplify right side
    115,855.50x = 62,817,151,322.25
  5. Step 5: Solve for x
    x = 62,817,151,322.25/115,855.50
  6. Step 6: Final answer
    x = 542,202.58

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.