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Finding the Fourth Proportional to 303,259.27, 418,496.60 and 167,301.68

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Solution

The fourth proportional to 303,259.27, 418,496.60 and 167,301.68 is: 230,875.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,259.27 : 418,496.60 = 167,301.68 : x
  2. Step 2: Convert to fraction form
    303,259.27/418,496.60 = 167,301.68/x
  3. Step 3: Cross multiply
    303,259.27x = 418,496.60 × 167,301.68
  4. Step 4: Simplify right side
    303,259.27x = 70,015,183,286.54
  5. Step 5: Solve for x
    x = 70,015,183,286.54/303,259.27
  6. Step 6: Final answer
    x = 230,875.66

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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.