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Finding the Fourth Proportional to 4.60, 7.04 and 4.60

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Solution

The fourth proportional to 4.60, 7.04 and 4.60 is: 7.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4.60 : 7.04 = 4.60 : x
  2. Step 2: Convert to fraction form
    4.60/7.04 = 4.60/x
  3. Step 3: Cross multiply
    4.60x = 7.04 × 4.60
  4. Step 4: Simplify right side
    4.60x = 32.38
  5. Step 5: Solve for x
    x = 32.38/4.60
  6. Step 6: Final answer
    x = 7.04

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.