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Finding the Third Proportional to 186,420,576 and 279,630,759

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Solution

The third proportional to 186,420,576 and 279,630,759 is: 419,445,981.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,420,576 : 279,630,759 = 279,630,759 : x
  2. Step 2: Convert to fraction form
    186,420,576/279,630,759 = 279,630,759/x
  3. Step 3: Cross multiply
    186,420,576x = 279,630,759 × 279,630,759
  4. Step 4: Simplify right side
    186,420,576x = 78,193,361,378,916,080
  5. Step 5: Solve for x
    x = 78,193,361,378,916,080/186,420,576
  6. Step 6: Final answer
    x = 419,445,981.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.