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Finding the Third Proportional to 532,860.75 and 843,669

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Solution

The third proportional to 532,860.75 and 843,669 is: 1,335,766.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,860.75 : 843,669 = 843,669 : x
  2. Step 2: Convert to fraction form
    532,860.75/843,669 = 843,669/x
  3. Step 3: Cross multiply
    532,860.75x = 843,669 × 843,669
  4. Step 4: Simplify right side
    532,860.75x = 711,777,381,561
  5. Step 5: Solve for x
    x = 711,777,381,561/532,860.75
  6. Step 6: Final answer
    x = 1,335,766.20

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.