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Finding the Fourth Proportional to 4,969.63, 6,850.86 and 3,472.90

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Solution

The fourth proportional to 4,969.63, 6,850.86 and 3,472.90 is: 4,787.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,969.63 : 6,850.86 = 3,472.90 : x
  2. Step 2: Convert to fraction form
    4,969.63/6,850.86 = 3,472.90/x
  3. Step 3: Cross multiply
    4,969.63x = 6,850.86 × 3,472.90
  4. Step 4: Simplify right side
    4,969.63x = 23,792,300.08
  5. Step 5: Solve for x
    x = 23,792,300.08/4,969.63
  6. Step 6: Final answer
    x = 4,787.54

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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.