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Finding the Third Proportional to 631,156.50 and 887,766.75

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Solution

The third proportional to 631,156.50 and 887,766.75 is: 1,248,707.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,156.50 : 887,766.75 = 887,766.75 : x
  2. Step 2: Convert to fraction form
    631,156.50/887,766.75 = 887,766.75/x
  3. Step 3: Cross multiply
    631,156.50x = 887,766.75 × 887,766.75
  4. Step 4: Simplify right side
    631,156.50x = 788,129,802,405.56
  5. Step 5: Solve for x
    x = 788,129,802,405.56/631,156.50
  6. Step 6: Final answer
    x = 1,248,707.42

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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.