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Finding the Third Proportional to 119,287.75 and 252,380.88

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Solution

The third proportional to 119,287.75 and 252,380.88 is: 533,970.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,287.75 : 252,380.88 = 252,380.88 : x
  2. Step 2: Convert to fraction form
    119,287.75/252,380.88 = 252,380.88/x
  3. Step 3: Cross multiply
    119,287.75x = 252,380.88 × 252,380.88
  4. Step 4: Simplify right side
    119,287.75x = 63,696,106,065.77
  5. Step 5: Solve for x
    x = 63,696,106,065.77/119,287.75
  6. Step 6: Final answer
    x = 533,970.22

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.