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Finding the Fourth Proportional to 6,273, 8,656.64 and 3,440.44

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Solution

The fourth proportional to 6,273, 8,656.64 and 3,440.44 is: 4,747.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,273 : 8,656.64 = 3,440.44 : x
  2. Step 2: Convert to fraction form
    6,273/8,656.64 = 3,440.44/x
  3. Step 3: Cross multiply
    6,273x = 8,656.64 × 3,440.44
  4. Step 4: Simplify right side
    6,273x = 29,782,650.52
  5. Step 5: Solve for x
    x = 29,782,650.52/6,273
  6. Step 6: Final answer
    x = 4,747.75

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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.