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Finding the Fourth Proportional to 7,237.04, 9,988.96 and 4,725.44

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Solution

The fourth proportional to 7,237.04, 9,988.96 and 4,725.44 is: 6,522.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237.04 : 9,988.96 = 4,725.44 : x
  2. Step 2: Convert to fraction form
    7,237.04/9,988.96 = 4,725.44/x
  3. Step 3: Cross multiply
    7,237.04x = 9,988.96 × 4,725.44
  4. Step 4: Simplify right side
    7,237.04x = 47,202,231.14
  5. Step 5: Solve for x
    x = 47,202,231.14/7,237.04
  6. Step 6: Final answer
    x = 6,522.31

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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.