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Finding the Third Proportional to 1,438,892 and 3,108,328

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Solution

The third proportional to 1,438,892 and 3,108,328 is: 6,714,682.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,892 : 3,108,328 = 3,108,328 : x
  2. Step 2: Convert to fraction form
    1,438,892/3,108,328 = 3,108,328/x
  3. Step 3: Cross multiply
    1,438,892x = 3,108,328 × 3,108,328
  4. Step 4: Simplify right side
    1,438,892x = 9,661,702,955,584
  5. Step 5: Solve for x
    x = 9,661,702,955,584/1,438,892
  6. Step 6: Final answer
    x = 6,714,682.52

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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.