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Finding the Fourth Proportional to 10.44, 14.37 and 10.40

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Solution

The fourth proportional to 10.44, 14.37 and 10.40 is: 14.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10.44 : 14.37 = 10.40 : x
  2. Step 2: Convert to fraction form
    10.44/14.37 = 10.40/x
  3. Step 3: Cross multiply
    10.44x = 14.37 × 10.40
  4. Step 4: Simplify right side
    10.44x = 149.45
  5. Step 5: Solve for x
    x = 149.45/10.44
  6. Step 6: Final answer
    x = 14.31

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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.