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Finding the Fourth Proportional to 259,657.58, 358,517.26 and 167,831.22

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Solution

The fourth proportional to 259,657.58, 358,517.26 and 167,831.22 is: 231,729.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,657.58 : 358,517.26 = 167,831.22 : x
  2. Step 2: Convert to fraction form
    259,657.58/358,517.26 = 167,831.22/x
  3. Step 3: Cross multiply
    259,657.58x = 358,517.26 × 167,831.22
  4. Step 4: Simplify right side
    259,657.58x = 60,170,389,136.86
  5. Step 5: Solve for x
    x = 60,170,389,136.86/259,657.58
  6. Step 6: Final answer
    x = 231,729.76

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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.