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Finding the Fourth Proportional to 740,559.60, 1,110,609 and 267,183.60

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Solution

The fourth proportional to 740,559.60, 1,110,609 and 267,183.60 is: 400,692.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,559.60 : 1,110,609 = 267,183.60 : x
  2. Step 2: Convert to fraction form
    740,559.60/1,110,609 = 267,183.60/x
  3. Step 3: Cross multiply
    740,559.60x = 1,110,609 × 267,183.60
  4. Step 4: Simplify right side
    740,559.60x = 296,736,510,812.40
  5. Step 5: Solve for x
    x = 296,736,510,812.40/740,559.60
  6. Step 6: Final answer
    x = 400,692.27

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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.