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Finding the Fourth Proportional to 2,040.01, 3,060.05 and 579.17

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Solution

The fourth proportional to 2,040.01, 3,060.05 and 579.17 is: 868.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.01 : 3,060.05 = 579.17 : x
  2. Step 2: Convert to fraction form
    2,040.01/3,060.05 = 579.17/x
  3. Step 3: Cross multiply
    2,040.01x = 3,060.05 × 579.17
  4. Step 4: Simplify right side
    2,040.01x = 1,772,270.96
  5. Step 5: Solve for x
    x = 1,772,270.96/2,040.01
  6. Step 6: Final answer
    x = 868.76

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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.