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Finding the Third Proportional to 114,005 and 247,690

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Solution

The third proportional to 114,005 and 247,690 is: 538,137.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,005 : 247,690 = 247,690 : x
  2. Step 2: Convert to fraction form
    114,005/247,690 = 247,690/x
  3. Step 3: Cross multiply
    114,005x = 247,690 × 247,690
  4. Step 4: Simplify right side
    114,005x = 61,350,336,100
  5. Step 5: Solve for x
    x = 61,350,336,100/114,005
  6. Step 6: Final answer
    x = 538,137.24

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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.