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Finding the Fourth Proportional to 2,599.09, 3,589.11 and 1,895.00

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Solution

The fourth proportional to 2,599.09, 3,589.11 and 1,895.00 is: 2,616.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,599.09 : 3,589.11 = 1,895.00 : x
  2. Step 2: Convert to fraction form
    2,599.09/3,589.11 = 1,895.00/x
  3. Step 3: Cross multiply
    2,599.09x = 3,589.11 × 1,895.00
  4. Step 4: Simplify right side
    2,599.09x = 6,801,345.50
  5. Step 5: Solve for x
    x = 6,801,345.50/2,599.09
  6. Step 6: Final answer
    x = 2,616.82

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1.5x scale

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.