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Finding the Third Proportional to 631,244 and 887,892

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Solution

The third proportional to 631,244 and 887,892 is: 1,248,886.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,244 : 887,892 = 887,892 : x
  2. Step 2: Convert to fraction form
    631,244/887,892 = 887,892/x
  3. Step 3: Cross multiply
    631,244x = 887,892 × 887,892
  4. Step 4: Simplify right side
    631,244x = 788,352,203,664
  5. Step 5: Solve for x
    x = 788,352,203,664/631,244
  6. Step 6: Final answer
    x = 1,248,886.65

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.