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Finding the Third Proportional to 153,641,334.38 and 337,928,234.63

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Solution

The third proportional to 153,641,334.38 and 337,928,234.63 is: 743,260,218.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,641,334.38 : 337,928,234.63 = 337,928,234.63 : x
  2. Step 2: Convert to fraction form
    153,641,334.38/337,928,234.63 = 337,928,234.63/x
  3. Step 3: Cross multiply
    153,641,334.38x = 337,928,234.63 × 337,928,234.63
  4. Step 4: Simplify right side
    153,641,334.38x = 114,195,491,756,769,056
  5. Step 5: Solve for x
    x = 114,195,491,756,769,056/153,641,334.38
  6. Step 6: Final answer
    x = 743,260,218.49

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.