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Finding the Fourth Proportional to 36,600.52, 54,900.78 and 8,898.44

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Solution

The fourth proportional to 36,600.52, 54,900.78 and 8,898.44 is: 13,347.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,600.52 : 54,900.78 = 8,898.44 : x
  2. Step 2: Convert to fraction form
    36,600.52/54,900.78 = 8,898.44/x
  3. Step 3: Cross multiply
    36,600.52x = 54,900.78 × 8,898.44
  4. Step 4: Simplify right side
    36,600.52x = 488,531,296.78
  5. Step 5: Solve for x
    x = 488,531,296.78/36,600.52
  6. Step 6: Final answer
    x = 13,347.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.