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Finding the Third Proportional to 669,660 and 1,580,527.50

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Solution

The third proportional to 669,660 and 1,580,527.50 is: 3,730,351.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,660 : 1,580,527.50 = 1,580,527.50 : x
  2. Step 2: Convert to fraction form
    669,660/1,580,527.50 = 1,580,527.50/x
  3. Step 3: Cross multiply
    669,660x = 1,580,527.50 × 1,580,527.50
  4. Step 4: Simplify right side
    669,660x = 2,498,067,178,256.25
  5. Step 5: Solve for x
    x = 2,498,067,178,256.25/669,660
  6. Step 6: Final answer
    x = 3,730,351.49

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.