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Finding the Fourth Proportional to 3,001, 4,501.52 and 949

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Solution

The fourth proportional to 3,001, 4,501.52 and 949 is: 1,423.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001 : 4,501.52 = 949 : x
  2. Step 2: Convert to fraction form
    3,001/4,501.52 = 949/x
  3. Step 3: Cross multiply
    3,001x = 4,501.52 × 949
  4. Step 4: Simplify right side
    3,001x = 4,271,942.48
  5. Step 5: Solve for x
    x = 4,271,942.48/3,001
  6. Step 6: Final answer
    x = 1,423.51

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Find fourth proportional to 1,500.50, 2,250.76 and 474.50
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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.