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Finding the Fourth Proportional to 303,232.38, 418,453.47 and 167,263.44

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Solution

The fourth proportional to 303,232.38, 418,453.47 and 167,263.44 is: 230,819.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,232.38 : 418,453.47 = 167,263.44 : x
  2. Step 2: Convert to fraction form
    303,232.38/418,453.47 = 167,263.44/x
  3. Step 3: Cross multiply
    303,232.38x = 418,453.47 × 167,263.44
  4. Step 4: Simplify right side
    303,232.38x = 69,991,966,872.14
  5. Step 5: Solve for x
    x = 69,991,966,872.14/303,232.38
  6. Step 6: Final answer
    x = 230,819.57

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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.