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Finding the Third Proportional to 67,489,454.50 and 100,791,928.50

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Solution

The third proportional to 67,489,454.50 and 100,791,928.50 is: 150,527,410.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,489,454.50 : 100,791,928.50 = 100,791,928.50 : x
  2. Step 2: Convert to fraction form
    67,489,454.50/100,791,928.50 = 100,791,928.50/x
  3. Step 3: Cross multiply
    67,489,454.50x = 100,791,928.50 × 100,791,928.50
  4. Step 4: Simplify right side
    67,489,454.50x = 10,159,012,850,749,112
  5. Step 5: Solve for x
    x = 10,159,012,850,749,112/67,489,454.50
  6. Step 6: Final answer
    x = 150,527,410.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.