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Finding the Third Proportional to 38,871,859.50 and 89,990,736.75

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Solution

The third proportional to 38,871,859.50 and 89,990,736.75 is: 208,334,070.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,871,859.50 : 89,990,736.75 = 89,990,736.75 : x
  2. Step 2: Convert to fraction form
    38,871,859.50/89,990,736.75 = 89,990,736.75/x
  3. Step 3: Cross multiply
    38,871,859.50x = 89,990,736.75 × 89,990,736.75
  4. Step 4: Simplify right side
    38,871,859.50x = 8,098,332,700,807,801
  5. Step 5: Solve for x
    x = 8,098,332,700,807,801/38,871,859.50
  6. Step 6: Final answer
    x = 208,334,070.07

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.