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Finding the Fourth Proportional to 2,440.01, 3,679.16 and 2,235.89

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Solution

The fourth proportional to 2,440.01, 3,679.16 and 2,235.89 is: 3,371.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440.01 : 3,679.16 = 2,235.89 : x
  2. Step 2: Convert to fraction form
    2,440.01/3,679.16 = 2,235.89/x
  3. Step 3: Cross multiply
    2,440.01x = 3,679.16 × 2,235.89
  4. Step 4: Simplify right side
    2,440.01x = 8,226,167.48
  5. Step 5: Solve for x
    x = 8,226,167.48/2,440.01
  6. Step 6: Final answer
    x = 3,371.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.