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Finding the Third Proportional to 664,179 and 1,375,617

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Solution

The third proportional to 664,179 and 1,375,617 is: 2,849,114.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,179 : 1,375,617 = 1,375,617 : x
  2. Step 2: Convert to fraction form
    664,179/1,375,617 = 1,375,617/x
  3. Step 3: Cross multiply
    664,179x = 1,375,617 × 1,375,617
  4. Step 4: Simplify right side
    664,179x = 1,892,322,130,689
  5. Step 5: Solve for x
    x = 1,892,322,130,689/664,179
  6. Step 6: Final answer
    x = 2,849,114.67

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.