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Finding the Third Proportional to 827,007.50 and 1,780,729

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Solution

The third proportional to 827,007.50 and 1,780,729 is: 3,834,301.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,007.50 : 1,780,729 = 1,780,729 : x
  2. Step 2: Convert to fraction form
    827,007.50/1,780,729 = 1,780,729/x
  3. Step 3: Cross multiply
    827,007.50x = 1,780,729 × 1,780,729
  4. Step 4: Simplify right side
    827,007.50x = 3,170,995,771,441
  5. Step 5: Solve for x
    x = 3,170,995,771,441/827,007.50
  6. Step 6: Final answer
    x = 3,834,301.11

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.