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Finding the Fourth Proportional to 3,802.53, 5,698.40 and 1,717.32

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Solution

The fourth proportional to 3,802.53, 5,698.40 and 1,717.32 is: 2,573.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,802.53 : 5,698.40 = 1,717.32 : x
  2. Step 2: Convert to fraction form
    3,802.53/5,698.40 = 1,717.32/x
  3. Step 3: Cross multiply
    3,802.53x = 5,698.40 × 1,717.32
  4. Step 4: Simplify right side
    3,802.53x = 9,785,967.70
  5. Step 5: Solve for x
    x = 9,785,967.70/3,802.53
  6. Step 6: Final answer
    x = 2,573.54

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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.