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Finding the Fourth Proportional to 3,599.65, 5,394.58 and 1,747.07

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Solution

The fourth proportional to 3,599.65, 5,394.58 and 1,747.07 is: 2,618.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,599.65 : 5,394.58 = 1,747.07 : x
  2. Step 2: Convert to fraction form
    3,599.65/5,394.58 = 1,747.07/x
  3. Step 3: Cross multiply
    3,599.65x = 5,394.58 × 1,747.07
  4. Step 4: Simplify right side
    3,599.65x = 9,424,677.54
  5. Step 5: Solve for x
    x = 9,424,677.54/3,599.65
  6. Step 6: Final answer
    x = 2,618.22

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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.