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Finding the Third Proportional to 126,603 and 193,252.50

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Solution

The third proportional to 126,603 and 193,252.50 is: 294,989.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,603 : 193,252.50 = 193,252.50 : x
  2. Step 2: Convert to fraction form
    126,603/193,252.50 = 193,252.50/x
  3. Step 3: Cross multiply
    126,603x = 193,252.50 × 193,252.50
  4. Step 4: Simplify right side
    126,603x = 37,346,528,756.25
  5. Step 5: Solve for x
    x = 37,346,528,756.25/126,603
  6. Step 6: Final answer
    x = 294,989.29

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.