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Finding the Fourth Proportional to 240,571.69, 360,857.53 and 74,359.69

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Solution

The fourth proportional to 240,571.69, 360,857.53 and 74,359.69 is: 111,539.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,571.69 : 360,857.53 = 74,359.69 : x
  2. Step 2: Convert to fraction form
    240,571.69/360,857.53 = 74,359.69/x
  3. Step 3: Cross multiply
    240,571.69x = 360,857.53 × 74,359.69
  4. Step 4: Simplify right side
    240,571.69x = 26,833,253,255.77
  5. Step 5: Solve for x
    x = 26,833,253,255.77/240,571.69
  6. Step 6: Final answer
    x = 111,539.53

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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.