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Finding the Fourth Proportional to 5,574.47, 7,682.76 and 4,576.55

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Solution

The fourth proportional to 5,574.47, 7,682.76 and 4,576.55 is: 6,307.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,574.47 : 7,682.76 = 4,576.55 : x
  2. Step 2: Convert to fraction form
    5,574.47/7,682.76 = 4,576.55/x
  3. Step 3: Cross multiply
    5,574.47x = 7,682.76 × 4,576.55
  4. Step 4: Simplify right side
    5,574.47x = 35,160,496.86
  5. Step 5: Solve for x
    x = 35,160,496.86/5,574.47
  6. Step 6: Final answer
    x = 6,307.42

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.