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Finding the Fourth Proportional to 27,599.60, 41,404.80 and 11,804.60

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Solution

The fourth proportional to 27,599.60, 41,404.80 and 11,804.60 is: 17,709.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,599.60 : 41,404.80 = 11,804.60 : x
  2. Step 2: Convert to fraction form
    27,599.60/41,404.80 = 11,804.60/x
  3. Step 3: Cross multiply
    27,599.60x = 41,404.80 × 11,804.60
  4. Step 4: Simplify right side
    27,599.60x = 488,767,102.08
  5. Step 5: Solve for x
    x = 488,767,102.08/27,599.60
  6. Step 6: Final answer
    x = 17,709.21

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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.