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Finding the Third Proportional to 110,776 and 240,248

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Solution

The third proportional to 110,776 and 240,248 is: 521,043.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,776 : 240,248 = 240,248 : x
  2. Step 2: Convert to fraction form
    110,776/240,248 = 240,248/x
  3. Step 3: Cross multiply
    110,776x = 240,248 × 240,248
  4. Step 4: Simplify right side
    110,776x = 57,719,101,504
  5. Step 5: Solve for x
    x = 57,719,101,504/110,776
  6. Step 6: Final answer
    x = 521,043.38

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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.