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Finding the Third Proportional to 490,829 and 1,026,125.50

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Solution

The third proportional to 490,829 and 1,026,125.50 is: 2,145,214.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,829 : 1,026,125.50 = 1,026,125.50 : x
  2. Step 2: Convert to fraction form
    490,829/1,026,125.50 = 1,026,125.50/x
  3. Step 3: Cross multiply
    490,829x = 1,026,125.50 × 1,026,125.50
  4. Step 4: Simplify right side
    490,829x = 1,052,933,541,750.25
  5. Step 5: Solve for x
    x = 1,052,933,541,750.25/490,829
  6. Step 6: Final answer
    x = 2,145,214.61

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.