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Finding the Fourth Proportional to 394,955.98, 591,897 and 167,062.06

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Solution

The fourth proportional to 394,955.98, 591,897 and 167,062.06 is: 250,365.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,955.98 : 591,897 = 167,062.06 : x
  2. Step 2: Convert to fraction form
    394,955.98/591,897 = 167,062.06/x
  3. Step 3: Cross multiply
    394,955.98x = 591,897 × 167,062.06
  4. Step 4: Simplify right side
    394,955.98x = 98,883,532,127.82
  5. Step 5: Solve for x
    x = 98,883,532,127.82/394,955.98
  6. Step 6: Final answer
    x = 250,365.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.