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Finding the Fourth Proportional to 2,552.82, 3,829.50 and 909.52

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Solution

The fourth proportional to 2,552.82, 3,829.50 and 909.52 is: 1,364.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,552.82 : 3,829.50 = 909.52 : x
  2. Step 2: Convert to fraction form
    2,552.82/3,829.50 = 909.52/x
  3. Step 3: Cross multiply
    2,552.82x = 3,829.50 × 909.52
  4. Step 4: Simplify right side
    2,552.82x = 3,483,006.84
  5. Step 5: Solve for x
    x = 3,483,006.84/2,552.82
  6. Step 6: Final answer
    x = 1,364.38

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.