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Finding the Fourth Proportional to 8,502.84, 11,733.90 and 4,725.88

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Solution

The fourth proportional to 8,502.84, 11,733.90 and 4,725.88 is: 6,521.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,502.84 : 11,733.90 = 4,725.88 : x
  2. Step 2: Convert to fraction form
    8,502.84/11,733.90 = 4,725.88/x
  3. Step 3: Cross multiply
    8,502.84x = 11,733.90 × 4,725.88
  4. Step 4: Simplify right side
    8,502.84x = 55,453,048.86
  5. Step 5: Solve for x
    x = 55,453,048.86/8,502.84
  6. Step 6: Final answer
    x = 6,521.71

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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.