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Finding the Fourth Proportional to 258,592.66, 356,954.31 and 151,197.19

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Solution

The fourth proportional to 258,592.66, 356,954.31 and 151,197.19 is: 208,708.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,592.66 : 356,954.31 = 151,197.19 : x
  2. Step 2: Convert to fraction form
    258,592.66/356,954.31 = 151,197.19/x
  3. Step 3: Cross multiply
    258,592.66x = 356,954.31 × 151,197.19
  4. Step 4: Simplify right side
    258,592.66x = 53,970,488,630.39
  5. Step 5: Solve for x
    x = 53,970,488,630.39/258,592.66
  6. Step 6: Final answer
    x = 208,708.51

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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.