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Finding the Fourth Proportional to 9,202.65, 13,802.03 and 2,963.22

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Solution

The fourth proportional to 9,202.65, 13,802.03 and 2,963.22 is: 4,444.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,202.65 : 13,802.03 = 2,963.22 : x
  2. Step 2: Convert to fraction form
    9,202.65/13,802.03 = 2,963.22/x
  3. Step 3: Cross multiply
    9,202.65x = 13,802.03 × 2,963.22
  4. Step 4: Simplify right side
    9,202.65x = 40,898,382.33
  5. Step 5: Solve for x
    x = 40,898,382.33/9,202.65
  6. Step 6: Final answer
    x = 4,444.20

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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.