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Finding the Fourth Proportional to 254,967.41, 351,863.66 and 140,254.58

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Solution

The fourth proportional to 254,967.41, 351,863.66 and 140,254.58 is: 193,556.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,967.41 : 351,863.66 = 140,254.58 : x
  2. Step 2: Convert to fraction form
    254,967.41/351,863.66 = 140,254.58/x
  3. Step 3: Cross multiply
    254,967.41x = 351,863.66 × 140,254.58
  4. Step 4: Simplify right side
    254,967.41x = 49,350,487,389.97
  5. Step 5: Solve for x
    x = 49,350,487,389.97/254,967.41
  6. Step 6: Final answer
    x = 193,556.06

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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.