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Finding the Third Proportional to 118,367.58 and 251,520.19

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Solution

The third proportional to 118,367.58 and 251,520.19 is: 534,457.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,367.58 : 251,520.19 = 251,520.19 : x
  2. Step 2: Convert to fraction form
    118,367.58/251,520.19 = 251,520.19/x
  3. Step 3: Cross multiply
    118,367.58x = 251,520.19 × 251,520.19
  4. Step 4: Simplify right side
    118,367.58x = 63,262,404,720.04
  5. Step 5: Solve for x
    x = 63,262,404,720.04/118,367.58
  6. Step 6: Final answer
    x = 534,457.20

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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.