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Finding the Fourth Proportional to 484,571.26, 726,886.06 and 152,147.26

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Solution

The fourth proportional to 484,571.26, 726,886.06 and 152,147.26 is: 228,230.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,571.26 : 726,886.06 = 152,147.26 : x
  2. Step 2: Convert to fraction form
    484,571.26/726,886.06 = 152,147.26/x
  3. Step 3: Cross multiply
    484,571.26x = 726,886.06 × 152,147.26
  4. Step 4: Simplify right side
    484,571.26x = 110,593,722,361.20
  5. Step 5: Solve for x
    x = 110,593,722,361.20/484,571.26
  6. Step 6: Final answer
    x = 228,230.05

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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.