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Finding the Fourth Proportional to 2,051.02, 3,075 and 954.73

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Solution

The fourth proportional to 2,051.02, 3,075 and 954.73 is: 1,431.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051.02 : 3,075 = 954.73 : x
  2. Step 2: Convert to fraction form
    2,051.02/3,075 = 954.73/x
  3. Step 3: Cross multiply
    2,051.02x = 3,075 × 954.73
  4. Step 4: Simplify right side
    2,051.02x = 2,935,794.75
  5. Step 5: Solve for x
    x = 2,935,794.75/2,051.02
  6. Step 6: Final answer
    x = 1,431.38

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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.