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Finding the Fourth Proportional to 303,375.33, 418,657.68 and 167,409.27

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Solution

The fourth proportional to 303,375.33, 418,657.68 and 167,409.27 is: 231,024.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,375.33 : 418,657.68 = 167,409.27 : x
  2. Step 2: Convert to fraction form
    303,375.33/418,657.68 = 167,409.27/x
  3. Step 3: Cross multiply
    303,375.33x = 418,657.68 × 167,409.27
  4. Step 4: Simplify right side
    303,375.33x = 70,087,176,588.69
  5. Step 5: Solve for x
    x = 70,087,176,588.69/303,375.33
  6. Step 6: Final answer
    x = 231,024.64

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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.