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Finding the Fourth Proportional to 232,605.44, 321,117.43 and 156,524.57

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Solution

The fourth proportional to 232,605.44, 321,117.43 and 156,524.57 is: 216,085.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,605.44 : 321,117.43 = 156,524.57 : x
  2. Step 2: Convert to fraction form
    232,605.44/321,117.43 = 156,524.57/x
  3. Step 3: Cross multiply
    232,605.44x = 321,117.43 × 156,524.57
  4. Step 4: Simplify right side
    232,605.44x = 50,262,767,650.26
  5. Step 5: Solve for x
    x = 50,262,767,650.26/232,605.44
  6. Step 6: Final answer
    x = 216,085.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.