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Finding the Fourth Proportional to 33,234.40, 49,800.40 and 28,831.20

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Solution

The fourth proportional to 33,234.40, 49,800.40 and 28,831.20 is: 43,202.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,234.40 : 49,800.40 = 28,831.20 : x
  2. Step 2: Convert to fraction form
    33,234.40/49,800.40 = 28,831.20/x
  3. Step 3: Cross multiply
    33,234.40x = 49,800.40 × 28,831.20
  4. Step 4: Simplify right side
    33,234.40x = 1,435,805,292.48
  5. Step 5: Solve for x
    x = 1,435,805,292.48/33,234.40
  6. Step 6: Final answer
    x = 43,202.38

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1.5x scale

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.