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Finding the Fourth Proportional to 8,063.19, 11,127.88 and 4,706.22

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Solution

The fourth proportional to 8,063.19, 11,127.88 and 4,706.22 is: 6,494.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,063.19 : 11,127.88 = 4,706.22 : x
  2. Step 2: Convert to fraction form
    8,063.19/11,127.88 = 4,706.22/x
  3. Step 3: Cross multiply
    8,063.19x = 11,127.88 × 4,706.22
  4. Step 4: Simplify right side
    8,063.19x = 52,370,251.41
  5. Step 5: Solve for x
    x = 52,370,251.41/8,063.19
  6. Step 6: Final answer
    x = 6,494.98

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Half scale
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Double scale
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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.