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Finding the Fourth Proportional to 6,306.79, 8,703.30 and 3,473.83

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Solution

The fourth proportional to 6,306.79, 8,703.30 and 3,473.83 is: 4,793.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,306.79 : 8,703.30 = 3,473.83 : x
  2. Step 2: Convert to fraction form
    6,306.79/8,703.30 = 3,473.83/x
  3. Step 3: Cross multiply
    6,306.79x = 8,703.30 × 3,473.83
  4. Step 4: Simplify right side
    6,306.79x = 30,233,784.64
  5. Step 5: Solve for x
    x = 30,233,784.64/6,306.79
  6. Step 6: Final answer
    x = 4,793.85

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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.