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Finding the Fourth Proportional to 483,601.95, 667,357.38 and 268,736.49

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Solution

The fourth proportional to 483,601.95, 667,357.38 and 268,736.49 is: 370,848.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,601.95 : 667,357.38 = 268,736.49 : x
  2. Step 2: Convert to fraction form
    483,601.95/667,357.38 = 268,736.49/x
  3. Step 3: Cross multiply
    483,601.95x = 667,357.38 × 268,736.49
  4. Step 4: Simplify right side
    483,601.95x = 179,343,279,876.80
  5. Step 5: Solve for x
    x = 179,343,279,876.80/483,601.95
  6. Step 6: Final answer
    x = 370,848.96

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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.