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Finding the Fourth Proportional to 303,324.97, 418,587.21 and 167,367.37

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Solution

The fourth proportional to 303,324.97, 418,587.21 and 167,367.37 is: 230,966.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,324.97 : 418,587.21 = 167,367.37 : x
  2. Step 2: Convert to fraction form
    303,324.97/418,587.21 = 167,367.37/x
  3. Step 3: Cross multiply
    303,324.97x = 418,587.21 × 167,367.37
  4. Step 4: Simplify right side
    303,324.97x = 70,057,840,453.34
  5. Step 5: Solve for x
    x = 70,057,840,453.34/303,324.97
  6. Step 6: Final answer
    x = 230,966.28

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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.