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Finding the Third Proportional to 250,154,854 and 387,809,692

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Solution

The third proportional to 250,154,854 and 387,809,692 is: 601,213,027.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,154,854 : 387,809,692 = 387,809,692 : x
  2. Step 2: Convert to fraction form
    250,154,854/387,809,692 = 387,809,692/x
  3. Step 3: Cross multiply
    250,154,854x = 387,809,692 × 387,809,692
  4. Step 4: Simplify right side
    250,154,854x = 150,396,357,209,134,848
  5. Step 5: Solve for x
    x = 150,396,357,209,134,848/250,154,854
  6. Step 6: Final answer
    x = 601,213,027.87

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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.