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Finding the Third Proportional to 361,869 and 532,276.50

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Solution

The third proportional to 361,869 and 532,276.50 is: 782,930.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,869 : 532,276.50 = 532,276.50 : x
  2. Step 2: Convert to fraction form
    361,869/532,276.50 = 532,276.50/x
  3. Step 3: Cross multiply
    361,869x = 532,276.50 × 532,276.50
  4. Step 4: Simplify right side
    361,869x = 283,318,272,452.25
  5. Step 5: Solve for x
    x = 283,318,272,452.25/361,869
  6. Step 6: Final answer
    x = 782,930.49

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.