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Finding the Fourth Proportional to 3,060.30, 4,223.08 and 1,734.08

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Solution

The fourth proportional to 3,060.30, 4,223.08 and 1,734.08 is: 2,392.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.30 : 4,223.08 = 1,734.08 : x
  2. Step 2: Convert to fraction form
    3,060.30/4,223.08 = 1,734.08/x
  3. Step 3: Cross multiply
    3,060.30x = 4,223.08 × 1,734.08
  4. Step 4: Simplify right side
    3,060.30x = 7,323,158.57
  5. Step 5: Solve for x
    x = 7,323,158.57/3,060.30
  6. Step 6: Final answer
    x = 2,392.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.