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Finding the Fourth Proportional to 2,040.01, 3,059.94 and 579.16

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Solution

The fourth proportional to 2,040.01, 3,059.94 and 579.16 is: 868.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040.01 : 3,059.94 = 579.16 : x
  2. Step 2: Convert to fraction form
    2,040.01/3,059.94 = 579.16/x
  3. Step 3: Cross multiply
    2,040.01x = 3,059.94 × 579.16
  4. Step 4: Simplify right side
    2,040.01x = 1,772,192.24
  5. Step 5: Solve for x
    x = 1,772,192.24/2,040.01
  6. Step 6: Final answer
    x = 868.72

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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.