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Finding the Fourth Proportional to 6,680.60, 10,021.50 and 1,750.16

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Solution

The fourth proportional to 6,680.60, 10,021.50 and 1,750.16 is: 2,625.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680.60 : 10,021.50 = 1,750.16 : x
  2. Step 2: Convert to fraction form
    6,680.60/10,021.50 = 1,750.16/x
  3. Step 3: Cross multiply
    6,680.60x = 10,021.50 × 1,750.16
  4. Step 4: Simplify right side
    6,680.60x = 17,539,228.44
  5. Step 5: Solve for x
    x = 17,539,228.44/6,680.60
  6. Step 6: Final answer
    x = 2,625.40

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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.