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Finding the Fourth Proportional to 274,981.20, 412,471.80 and 241,738.80

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Solution

The fourth proportional to 274,981.20, 412,471.80 and 241,738.80 is: 362,608.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,981.20 : 412,471.80 = 241,738.80 : x
  2. Step 2: Convert to fraction form
    274,981.20/412,471.80 = 241,738.80/x
  3. Step 3: Cross multiply
    274,981.20x = 412,471.80 × 241,738.80
  4. Step 4: Simplify right side
    274,981.20x = 99,710,437,965.84
  5. Step 5: Solve for x
    x = 99,710,437,965.84/274,981.20
  6. Step 6: Final answer
    x = 362,608.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.