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Finding the Fourth Proportional to 5,868.74, 8,802.28 and 2,170.35

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Solution

The fourth proportional to 5,868.74, 8,802.28 and 2,170.35 is: 3,255.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,868.74 : 8,802.28 = 2,170.35 : x
  2. Step 2: Convert to fraction form
    5,868.74/8,802.28 = 2,170.35/x
  3. Step 3: Cross multiply
    5,868.74x = 8,802.28 × 2,170.35
  4. Step 4: Simplify right side
    5,868.74x = 19,104,028.40
  5. Step 5: Solve for x
    x = 19,104,028.40/5,868.74
  6. Step 6: Final answer
    x = 3,255.22

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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.