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Finding the Fourth Proportional to 484,222.50, 726,450.48 and 151,798.50

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Solution

The fourth proportional to 484,222.50, 726,450.48 and 151,798.50 is: 227,734.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,222.50 : 726,450.48 = 151,798.50 : x
  2. Step 2: Convert to fraction form
    484,222.50/726,450.48 = 151,798.50/x
  3. Step 3: Cross multiply
    484,222.50x = 726,450.48 × 151,798.50
  4. Step 4: Simplify right side
    484,222.50x = 110,274,093,188.28
  5. Step 5: Solve for x
    x = 110,274,093,188.28/484,222.50
  6. Step 6: Final answer
    x = 227,734.34

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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.