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Finding the Fourth Proportional to 2,440.36, 3,660.54 and 901.16

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Solution

The fourth proportional to 2,440.36, 3,660.54 and 901.16 is: 1,351.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440.36 : 3,660.54 = 901.16 : x
  2. Step 2: Convert to fraction form
    2,440.36/3,660.54 = 901.16/x
  3. Step 3: Cross multiply
    2,440.36x = 3,660.54 × 901.16
  4. Step 4: Simplify right side
    2,440.36x = 3,298,732.23
  5. Step 5: Solve for x
    x = 3,298,732.23/2,440.36
  6. Step 6: Final answer
    x = 1,351.74

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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.