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Finding the Third Proportional to 369,230 and 806,800

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Solution

The third proportional to 369,230 and 806,800 is: 1,762,928.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,230 : 806,800 = 806,800 : x
  2. Step 2: Convert to fraction form
    369,230/806,800 = 806,800/x
  3. Step 3: Cross multiply
    369,230x = 806,800 × 806,800
  4. Step 4: Simplify right side
    369,230x = 650,926,240,000
  5. Step 5: Solve for x
    x = 650,926,240,000/369,230
  6. Step 6: Final answer
    x = 1,762,928.91

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.