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Finding the Fourth Proportional to 240,571.86, 360,736.29 and 80,592.54

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Solution

The fourth proportional to 240,571.86, 360,736.29 and 80,592.54 is: 120,848.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,571.86 : 360,736.29 = 80,592.54 : x
  2. Step 2: Convert to fraction form
    240,571.86/360,736.29 = 80,592.54/x
  3. Step 3: Cross multiply
    240,571.86x = 360,736.29 × 80,592.54
  4. Step 4: Simplify right side
    240,571.86x = 29,072,653,881.28
  5. Step 5: Solve for x
    x = 29,072,653,881.28/240,571.86
  6. Step 6: Final answer
    x = 120,848.11

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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.