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Finding the Fourth Proportional to 4.35, 6.00 and 2.99

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Solution

The fourth proportional to 4.35, 6.00 and 2.99 is: 4.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4.35 : 6.00 = 2.99 : x
  2. Step 2: Convert to fraction form
    4.35/6.00 = 2.99/x
  3. Step 3: Cross multiply
    4.35x = 6.00 × 2.99
  4. Step 4: Simplify right side
    4.35x = 17.92
  5. Step 5: Solve for x
    x = 17.92/4.35
  6. Step 6: Final answer
    x = 4.12

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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.