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Finding the Third Proportional to 1.04 and 2.40

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Solution

The third proportional to 1.04 and 2.40 is: 5.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1.04 : 2.40 = 2.40 : x
  2. Step 2: Convert to fraction form
    1.04/2.40 = 2.40/x
  3. Step 3: Cross multiply
    1.04x = 2.40 × 2.40
  4. Step 4: Simplify right side
    1.04x = 5.78
  5. Step 5: Solve for x
    x = 5.78/1.04
  6. Step 6: Final answer
    x = 5.53

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Why These Related Problems?

These problems maintain the same ratio (2.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.