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Finding the Fourth Proportional to 6,253.54, 8,628.48 and 3,735.20

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Solution

The fourth proportional to 6,253.54, 8,628.48 and 3,735.20 is: 5,153.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,253.54 : 8,628.48 = 3,735.20 : x
  2. Step 2: Convert to fraction form
    6,253.54/8,628.48 = 3,735.20/x
  3. Step 3: Cross multiply
    6,253.54x = 8,628.48 × 3,735.20
  4. Step 4: Simplify right side
    6,253.54x = 32,229,098.50
  5. Step 5: Solve for x
    x = 32,229,098.50/6,253.54
  6. Step 6: Final answer
    x = 5,153.74

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1.5x scale

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.