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Finding the Third Proportional to 248,649.75 and 542,845.13

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Solution

The third proportional to 248,649.75 and 542,845.13 is: 1,185,124.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,649.75 : 542,845.13 = 542,845.13 : x
  2. Step 2: Convert to fraction form
    248,649.75/542,845.13 = 542,845.13/x
  3. Step 3: Cross multiply
    248,649.75x = 542,845.13 × 542,845.13
  4. Step 4: Simplify right side
    248,649.75x = 294,680,829,736.27
  5. Step 5: Solve for x
    x = 294,680,829,736.27/248,649.75
  6. Step 6: Final answer
    x = 1,185,124.17

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.