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Finding the Third Proportional to 1,962,787.50 and 3,997,746

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Solution

The third proportional to 1,962,787.50 and 3,997,746 is: 8,142,487.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,962,787.50 : 3,997,746 = 3,997,746 : x
  2. Step 2: Convert to fraction form
    1,962,787.50/3,997,746 = 3,997,746/x
  3. Step 3: Cross multiply
    1,962,787.50x = 3,997,746 × 3,997,746
  4. Step 4: Simplify right side
    1,962,787.50x = 15,981,973,080,516
  5. Step 5: Solve for x
    x = 15,981,973,080,516/1,962,787.50
  6. Step 6: Final answer
    x = 8,142,487.70

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.