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Finding the Third Proportional to 824,287.78 and 1,737,135.56

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Solution

The third proportional to 824,287.78 and 1,737,135.56 is: 3,660,905.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,287.78 : 1,737,135.56 = 1,737,135.56 : x
  2. Step 2: Convert to fraction form
    824,287.78/1,737,135.56 = 1,737,135.56/x
  3. Step 3: Cross multiply
    824,287.78x = 1,737,135.56 × 1,737,135.56
  4. Step 4: Simplify right side
    824,287.78x = 3,017,639,962,502.19
  5. Step 5: Solve for x
    x = 3,017,639,962,502.19/824,287.78
  6. Step 6: Final answer
    x = 3,660,905.85

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.