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Finding the Third Proportional to 262,216.50 and 396,871.50

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Solution

The third proportional to 262,216.50 and 396,871.50 is: 600,675.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,216.50 : 396,871.50 = 396,871.50 : x
  2. Step 2: Convert to fraction form
    262,216.50/396,871.50 = 396,871.50/x
  3. Step 3: Cross multiply
    262,216.50x = 396,871.50 × 396,871.50
  4. Step 4: Simplify right side
    262,216.50x = 157,506,987,512.25
  5. Step 5: Solve for x
    x = 157,506,987,512.25/262,216.50
  6. Step 6: Final answer
    x = 600,675.35

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.