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Finding the Third Proportional to 728,392.50 and 1,102,747.50

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Solution

The third proportional to 728,392.50 and 1,102,747.50 is: 1,669,501.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,392.50 : 1,102,747.50 = 1,102,747.50 : x
  2. Step 2: Convert to fraction form
    728,392.50/1,102,747.50 = 1,102,747.50/x
  3. Step 3: Cross multiply
    728,392.50x = 1,102,747.50 × 1,102,747.50
  4. Step 4: Simplify right side
    728,392.50x = 1,216,052,048,756.25
  5. Step 5: Solve for x
    x = 1,216,052,048,756.25/728,392.50
  6. Step 6: Final answer
    x = 1,669,501.06

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.