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Finding the Fourth Proportional to 5,583.24, 8,362.32 and 4,340.88

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Solution

The fourth proportional to 5,583.24, 8,362.32 and 4,340.88 is: 6,501.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,583.24 : 8,362.32 = 4,340.88 : x
  2. Step 2: Convert to fraction form
    5,583.24/8,362.32 = 4,340.88/x
  3. Step 3: Cross multiply
    5,583.24x = 8,362.32 × 4,340.88
  4. Step 4: Simplify right side
    5,583.24x = 36,299,827.64
  5. Step 5: Solve for x
    x = 36,299,827.64/5,583.24
  6. Step 6: Final answer
    x = 6,501.57

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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.