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Finding the Fourth Proportional to 303,534.23, 418,877.82 and 167,568.35

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Solution

The fourth proportional to 303,534.23, 418,877.82 and 167,568.35 is: 231,244.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,534.23 : 418,877.82 = 167,568.35 : x
  2. Step 2: Convert to fraction form
    303,534.23/418,877.82 = 167,568.35/x
  3. Step 3: Cross multiply
    303,534.23x = 418,877.82 × 167,568.35
  4. Step 4: Simplify right side
    303,534.23x = 70,190,663,054.61
  5. Step 5: Solve for x
    x = 70,190,663,054.61/303,534.23
  6. Step 6: Final answer
    x = 231,244.64

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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.