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Finding the Third Proportional to 111,127.75 and 240,025.25

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Solution

The third proportional to 111,127.75 and 240,025.25 is: 518,431.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,127.75 : 240,025.25 = 240,025.25 : x
  2. Step 2: Convert to fraction form
    111,127.75/240,025.25 = 240,025.25/x
  3. Step 3: Cross multiply
    111,127.75x = 240,025.25 × 240,025.25
  4. Step 4: Simplify right side
    111,127.75x = 57,612,120,637.56
  5. Step 5: Solve for x
    x = 57,612,120,637.56/111,127.75
  6. Step 6: Final answer
    x = 518,431.45

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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.