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Finding the Fourth Proportional to 437,635.36, 603,851.28 and 267,749.12

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Solution

The fourth proportional to 437,635.36, 603,851.28 and 267,749.12 is: 369,441.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,635.36 : 603,851.28 = 267,749.12 : x
  2. Step 2: Convert to fraction form
    437,635.36/603,851.28 = 267,749.12/x
  3. Step 3: Cross multiply
    437,635.36x = 603,851.28 × 267,749.12
  4. Step 4: Simplify right side
    437,635.36x = 161,680,648,830.87
  5. Step 5: Solve for x
    x = 161,680,648,830.87/437,635.36
  6. Step 6: Final answer
    x = 369,441.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.