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Finding the Fourth Proportional to 2,024.50, 3,035.12 and 871.06

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Solution

The fourth proportional to 2,024.50, 3,035.12 and 871.06 is: 1,305.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,024.50 : 3,035.12 = 871.06 : x
  2. Step 2: Convert to fraction form
    2,024.50/3,035.12 = 871.06/x
  3. Step 3: Cross multiply
    2,024.50x = 3,035.12 × 871.06
  4. Step 4: Simplify right side
    2,024.50x = 2,643,771.63
  5. Step 5: Solve for x
    x = 2,643,771.63/2,024.50
  6. Step 6: Final answer
    x = 1,305.89

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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.