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Finding the Third Proportional to 1,180,660.50 and 1,770,637.50

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Solution

The third proportional to 1,180,660.50 and 1,770,637.50 is: 2,655,426.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,660.50 : 1,770,637.50 = 1,770,637.50 : x
  2. Step 2: Convert to fraction form
    1,180,660.50/1,770,637.50 = 1,770,637.50/x
  3. Step 3: Cross multiply
    1,180,660.50x = 1,770,637.50 × 1,770,637.50
  4. Step 4: Simplify right side
    1,180,660.50x = 3,135,157,156,406.25
  5. Step 5: Solve for x
    x = 3,135,157,156,406.25/1,180,660.50
  6. Step 6: Final answer
    x = 2,655,426.48

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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.