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Finding the Third Proportional to 488,639 and 1,060,834

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Solution

The third proportional to 488,639 and 1,060,834 is: 2,303,067.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,639 : 1,060,834 = 1,060,834 : x
  2. Step 2: Convert to fraction form
    488,639/1,060,834 = 1,060,834/x
  3. Step 3: Cross multiply
    488,639x = 1,060,834 × 1,060,834
  4. Step 4: Simplify right side
    488,639x = 1,125,368,775,556
  5. Step 5: Solve for x
    x = 1,125,368,775,556/488,639
  6. Step 6: Final answer
    x = 2,303,067.86

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.