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Finding the Fourth Proportional to 8,476.92, 11,697.94 and 4,700.10

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Solution

The fourth proportional to 8,476.92, 11,697.94 and 4,700.10 is: 6,486.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,476.92 : 11,697.94 = 4,700.10 : x
  2. Step 2: Convert to fraction form
    8,476.92/11,697.94 = 4,700.10/x
  3. Step 3: Cross multiply
    8,476.92x = 11,697.94 × 4,700.10
  4. Step 4: Simplify right side
    8,476.92x = 54,981,487.79
  5. Step 5: Solve for x
    x = 54,981,487.79/8,476.92
  6. Step 6: Final answer
    x = 6,486.02

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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.