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Finding the Fourth Proportional to 6.56, 9.04 and 5.84

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Solution

The fourth proportional to 6.56, 9.04 and 5.84 is: 8.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6.56 : 9.04 = 5.84 : x
  2. Step 2: Convert to fraction form
    6.56/9.04 = 5.84/x
  3. Step 3: Cross multiply
    6.56x = 9.04 × 5.84
  4. Step 4: Simplify right side
    6.56x = 52.79
  5. Step 5: Solve for x
    x = 52.79/6.56
  6. Step 6: Final answer
    x = 8.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.