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Finding the Third Proportional to 118,454.91 and 279,632.25

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Solution

The third proportional to 118,454.91 and 279,632.25 is: 660,117.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,454.91 : 279,632.25 = 279,632.25 : x
  2. Step 2: Convert to fraction form
    118,454.91/279,632.25 = 279,632.25/x
  3. Step 3: Cross multiply
    118,454.91x = 279,632.25 × 279,632.25
  4. Step 4: Simplify right side
    118,454.91x = 78,194,195,240.06
  5. Step 5: Solve for x
    x = 78,194,195,240.06/118,454.91
  6. Step 6: Final answer
    x = 660,117.83

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.