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Finding the Fourth Proportional to 6,947.45, 9,595.89 and 5,056.03

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Solution

The fourth proportional to 6,947.45, 9,595.89 and 5,056.03 is: 6,983.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,947.45 : 9,595.89 = 5,056.03 : x
  2. Step 2: Convert to fraction form
    6,947.45/9,595.89 = 5,056.03/x
  3. Step 3: Cross multiply
    6,947.45x = 9,595.89 × 5,056.03
  4. Step 4: Simplify right side
    6,947.45x = 48,517,083.73
  5. Step 5: Solve for x
    x = 48,517,083.73/6,947.45
  6. Step 6: Final answer
    x = 6,983.44

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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.