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Finding the Third Proportional to 114,780 and 251,712

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Solution

The third proportional to 114,780 and 251,712 is: 552,003.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,780 : 251,712 = 251,712 : x
  2. Step 2: Convert to fraction form
    114,780/251,712 = 251,712/x
  3. Step 3: Cross multiply
    114,780x = 251,712 × 251,712
  4. Step 4: Simplify right side
    114,780x = 63,358,930,944
  5. Step 5: Solve for x
    x = 63,358,930,944/114,780
  6. Step 6: Final answer
    x = 552,003.23

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.