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Finding the Fourth Proportional to 3,547.56, 5,321.33 and 1,597.48

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Solution

The fourth proportional to 3,547.56, 5,321.33 and 1,597.48 is: 2,396.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547.56 : 5,321.33 = 1,597.48 : x
  2. Step 2: Convert to fraction form
    3,547.56/5,321.33 = 1,597.48/x
  3. Step 3: Cross multiply
    3,547.56x = 5,321.33 × 1,597.48
  4. Step 4: Simplify right side
    3,547.56x = 8,500,718.25
  5. Step 5: Solve for x
    x = 8,500,718.25/3,547.56
  6. Step 6: Final answer
    x = 2,396.22

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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.