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Finding the Fourth Proportional to 8,566.36, 11,830.73 and 8,234.26

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Solution

The fourth proportional to 8,566.36, 11,830.73 and 8,234.26 is: 11,372.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,566.36 : 11,830.73 = 8,234.26 : x
  2. Step 2: Convert to fraction form
    8,566.36/11,830.73 = 8,234.26/x
  3. Step 3: Cross multiply
    8,566.36x = 11,830.73 × 8,234.26
  4. Step 4: Simplify right side
    8,566.36x = 97,417,236.06
  5. Step 5: Solve for x
    x = 97,417,236.06/8,566.36
  6. Step 6: Final answer
    x = 11,372.07

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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.