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Finding the Fourth Proportional to 4,901.01, 7,351.50 and 1,979.28

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Solution

The fourth proportional to 4,901.01, 7,351.50 and 1,979.28 is: 2,968.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.01 : 7,351.50 = 1,979.28 : x
  2. Step 2: Convert to fraction form
    4,901.01/7,351.50 = 1,979.28/x
  3. Step 3: Cross multiply
    4,901.01x = 7,351.50 × 1,979.28
  4. Step 4: Simplify right side
    4,901.01x = 14,550,676.92
  5. Step 5: Solve for x
    x = 14,550,676.92/4,901.01
  6. Step 6: Final answer
    x = 2,968.91

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