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Finding the Fourth Proportional to 5,927.72, 8,894.44 and 2,969.22

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Solution

The fourth proportional to 5,927.72, 8,894.44 and 2,969.22 is: 4,455.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,927.72 : 8,894.44 = 2,969.22 : x
  2. Step 2: Convert to fraction form
    5,927.72/8,894.44 = 2,969.22/x
  3. Step 3: Cross multiply
    5,927.72x = 8,894.44 × 2,969.22
  4. Step 4: Simplify right side
    5,927.72x = 26,409,549.14
  5. Step 5: Solve for x
    x = 26,409,549.14/5,927.72
  6. Step 6: Final answer
    x = 4,455.26

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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.