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Finding the Fourth Proportional to 1,597.24, 2,396.10 and 571

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Solution

The fourth proportional to 1,597.24, 2,396.10 and 571 is: 856.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,597.24 : 2,396.10 = 571 : x
  2. Step 2: Convert to fraction form
    1,597.24/2,396.10 = 571/x
  3. Step 3: Cross multiply
    1,597.24x = 2,396.10 × 571
  4. Step 4: Simplify right side
    1,597.24x = 1,368,173.10
  5. Step 5: Solve for x
    x = 1,368,173.10/1,597.24
  6. Step 6: Final answer
    x = 856.59

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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.