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Finding the Third Proportional to 153,750,671 and 247,589,216

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Solution

The third proportional to 153,750,671 and 247,589,216 is: 398,700,177.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,750,671 : 247,589,216 = 247,589,216 : x
  2. Step 2: Convert to fraction form
    153,750,671/247,589,216 = 247,589,216/x
  3. Step 3: Cross multiply
    153,750,671x = 247,589,216 × 247,589,216
  4. Step 4: Simplify right side
    153,750,671x = 61,300,419,879,494,656
  5. Step 5: Solve for x
    x = 61,300,419,879,494,656/153,750,671
  6. Step 6: Final answer
    x = 398,700,177.90

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.