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Finding the Third Proportional to 50,230.50 and 77,838.75

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Solution

The third proportional to 50,230.50 and 77,838.75 is: 120,621.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,230.50 : 77,838.75 = 77,838.75 : x
  2. Step 2: Convert to fraction form
    50,230.50/77,838.75 = 77,838.75/x
  3. Step 3: Cross multiply
    50,230.50x = 77,838.75 × 77,838.75
  4. Step 4: Simplify right side
    50,230.50x = 6,058,871,001.56
  5. Step 5: Solve for x
    x = 6,058,871,001.56/50,230.50
  6. Step 6: Final answer
    x = 120,621.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.