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Finding the Third Proportional to 117,605.25 and 254,070

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Solution

The third proportional to 117,605.25 and 254,070 is: 548,883.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,605.25 : 254,070 = 254,070 : x
  2. Step 2: Convert to fraction form
    117,605.25/254,070 = 254,070/x
  3. Step 3: Cross multiply
    117,605.25x = 254,070 × 254,070
  4. Step 4: Simplify right side
    117,605.25x = 64,551,564,900
  5. Step 5: Solve for x
    x = 64,551,564,900/117,605.25
  6. Step 6: Final answer
    x = 548,883.36

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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.