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Finding the Fourth Proportional to 7,592.88, 11,390.28 and 2,975.28

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Solution

The fourth proportional to 7,592.88, 11,390.28 and 2,975.28 is: 4,463.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,592.88 : 11,390.28 = 2,975.28 : x
  2. Step 2: Convert to fraction form
    7,592.88/11,390.28 = 2,975.28/x
  3. Step 3: Cross multiply
    7,592.88x = 11,390.28 × 2,975.28
  4. Step 4: Simplify right side
    7,592.88x = 33,889,272.28
  5. Step 5: Solve for x
    x = 33,889,272.28/7,592.88
  6. Step 6: Final answer
    x = 4,463.30

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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.