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Finding the Fourth Proportional to 303,519.53, 418,863.08 and 167,552.93

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Solution

The fourth proportional to 303,519.53, 418,863.08 and 167,552.93 is: 231,226.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,519.53 : 418,863.08 = 167,552.93 : x
  2. Step 2: Convert to fraction form
    303,519.53/418,863.08 = 167,552.93/x
  3. Step 3: Cross multiply
    303,519.53x = 418,863.08 × 167,552.93
  4. Step 4: Simplify right side
    303,519.53x = 70,181,736,322.82
  5. Step 5: Solve for x
    x = 70,181,736,322.82/303,519.53
  6. Step 6: Final answer
    x = 231,226.43

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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.