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Finding the Fourth Proportional to 2,334.78, 3,502.24 and 603.41

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Solution

The fourth proportional to 2,334.78, 3,502.24 and 603.41 is: 905.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,334.78 : 3,502.24 = 603.41 : x
  2. Step 2: Convert to fraction form
    2,334.78/3,502.24 = 603.41/x
  3. Step 3: Cross multiply
    2,334.78x = 3,502.24 × 603.41
  4. Step 4: Simplify right side
    2,334.78x = 2,113,286.64
  5. Step 5: Solve for x
    x = 2,113,286.64/2,334.78
  6. Step 6: Final answer
    x = 905.13

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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.