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Finding the Third Proportional to 117,714.75 and 254,383.50

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Solution

The third proportional to 117,714.75 and 254,383.50 is: 549,726.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,714.75 : 254,383.50 = 254,383.50 : x
  2. Step 2: Convert to fraction form
    117,714.75/254,383.50 = 254,383.50/x
  3. Step 3: Cross multiply
    117,714.75x = 254,383.50 × 254,383.50
  4. Step 4: Simplify right side
    117,714.75x = 64,710,965,072.25
  5. Step 5: Solve for x
    x = 64,710,965,072.25/117,714.75
  6. Step 6: Final answer
    x = 549,726.90

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.