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Finding the Third Proportional to 553,714.50 and 867,481.50

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Solution

The third proportional to 553,714.50 and 867,481.50 is: 1,359,047.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,714.50 : 867,481.50 = 867,481.50 : x
  2. Step 2: Convert to fraction form
    553,714.50/867,481.50 = 867,481.50/x
  3. Step 3: Cross multiply
    553,714.50x = 867,481.50 × 867,481.50
  4. Step 4: Simplify right side
    553,714.50x = 752,524,152,842.25
  5. Step 5: Solve for x
    x = 752,524,152,842.25/553,714.50
  6. Step 6: Final answer
    x = 1,359,047.22

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.