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Finding the Third Proportional to 112,855.50 and 245,148.75

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Solution

The third proportional to 112,855.50 and 245,148.75 is: 532,520.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,855.50 : 245,148.75 = 245,148.75 : x
  2. Step 2: Convert to fraction form
    112,855.50/245,148.75 = 245,148.75/x
  3. Step 3: Cross multiply
    112,855.50x = 245,148.75 × 245,148.75
  4. Step 4: Simplify right side
    112,855.50x = 60,097,909,626.56
  5. Step 5: Solve for x
    x = 60,097,909,626.56/112,855.50
  6. Step 6: Final answer
    x = 532,520.88

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.