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Finding the Fourth Proportional to 204,404.03, 306,606.13 and 91,952.90

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Solution

The fourth proportional to 204,404.03, 306,606.13 and 91,952.90 is: 137,929.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,404.03 : 306,606.13 = 91,952.90 : x
  2. Step 2: Convert to fraction form
    204,404.03/306,606.13 = 91,952.90/x
  3. Step 3: Cross multiply
    204,404.03x = 306,606.13 × 91,952.90
  4. Step 4: Simplify right side
    204,404.03x = 28,193,322,811.28
  5. Step 5: Solve for x
    x = 28,193,322,811.28/204,404.03
  6. Step 6: Final answer
    x = 137,929.39

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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.