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Finding the Fourth Proportional to 3,573.01, 5,359.06 and 1,724.09

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Solution

The fourth proportional to 3,573.01, 5,359.06 and 1,724.09 is: 2,585.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,573.01 : 5,359.06 = 1,724.09 : x
  2. Step 2: Convert to fraction form
    3,573.01/5,359.06 = 1,724.09/x
  3. Step 3: Cross multiply
    3,573.01x = 5,359.06 × 1,724.09
  4. Step 4: Simplify right side
    3,573.01x = 9,239,477.12
  5. Step 5: Solve for x
    x = 9,239,477.12/3,573.01
  6. Step 6: Final answer
    x = 2,585.91

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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.