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Finding the Fourth Proportional to 303,015.91, 418,165.18 and 167,054.73

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Solution

The fourth proportional to 303,015.91, 418,165.18 and 167,054.73 is: 230,537.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,015.91 : 418,165.18 = 167,054.73 : x
  2. Step 2: Convert to fraction form
    303,015.91/418,165.18 = 167,054.73/x
  3. Step 3: Cross multiply
    303,015.91x = 418,165.18 × 167,054.73
  4. Step 4: Simplify right side
    303,015.91x = 69,856,468,314.20
  5. Step 5: Solve for x
    x = 69,856,468,314.20/303,015.91
  6. Step 6: Final answer
    x = 230,537.30

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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.