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Finding the Fourth Proportional to 5.06, 6.98 and 3.01

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Solution

The fourth proportional to 5.06, 6.98 and 3.01 is: 4.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5.06 : 6.98 = 3.01 : x
  2. Step 2: Convert to fraction form
    5.06/6.98 = 3.01/x
  3. Step 3: Cross multiply
    5.06x = 6.98 × 3.01
  4. Step 4: Simplify right side
    5.06x = 21.02
  5. Step 5: Solve for x
    x = 21.02/5.06
  6. Step 6: Final answer
    x = 4.16

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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.