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Finding the Fourth Proportional to 5,225.55, 7,836.03 and 2,453.07

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Solution

The fourth proportional to 5,225.55, 7,836.03 and 2,453.07 is: 3,678.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225.55 : 7,836.03 = 2,453.07 : x
  2. Step 2: Convert to fraction form
    5,225.55/7,836.03 = 2,453.07/x
  3. Step 3: Cross multiply
    5,225.55x = 7,836.03 × 2,453.07
  4. Step 4: Simplify right side
    5,225.55x = 19,222,330.11
  5. Step 5: Solve for x
    x = 19,222,330.11/5,225.55
  6. Step 6: Final answer
    x = 3,678.53

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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.