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Finding the Fourth Proportional to 4,828.88, 7,252.28 and 3,792.08

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Solution

The fourth proportional to 4,828.88, 7,252.28 and 3,792.08 is: 5,695.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,828.88 : 7,252.28 = 3,792.08 : x
  2. Step 2: Convert to fraction form
    4,828.88/7,252.28 = 3,792.08/x
  3. Step 3: Cross multiply
    4,828.88x = 7,252.28 × 3,792.08
  4. Step 4: Simplify right side
    4,828.88x = 27,501,225.94
  5. Step 5: Solve for x
    x = 27,501,225.94/4,828.88
  6. Step 6: Final answer
    x = 5,695.16

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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.