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Finding the Fourth Proportional to 2,605.93, 3,911.07 and 2,441.72

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Solution

The fourth proportional to 2,605.93, 3,911.07 and 2,441.72 is: 3,664.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,605.93 : 3,911.07 = 2,441.72 : x
  2. Step 2: Convert to fraction form
    2,605.93/3,911.07 = 2,441.72/x
  3. Step 3: Cross multiply
    2,605.93x = 3,911.07 × 2,441.72
  4. Step 4: Simplify right side
    2,605.93x = 9,549,718.29
  5. Step 5: Solve for x
    x = 9,549,718.29/2,605.93
  6. Step 6: Final answer
    x = 3,664.61

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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.