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Finding the Fourth Proportional to 8,063.39, 11,129.06 and 4,526.39

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Solution

The fourth proportional to 8,063.39, 11,129.06 and 4,526.39 is: 6,247.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,063.39 : 11,129.06 = 4,526.39 : x
  2. Step 2: Convert to fraction form
    8,063.39/11,129.06 = 4,526.39/x
  3. Step 3: Cross multiply
    8,063.39x = 11,129.06 × 4,526.39
  4. Step 4: Simplify right side
    8,063.39x = 50,374,443.26
  5. Step 5: Solve for x
    x = 50,374,443.26/8,063.39
  6. Step 6: Final answer
    x = 6,247.30

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Half 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.