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Finding the Fourth Proportional to 199,095.60, 298,729.80 and 100,599.60

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Solution

The fourth proportional to 199,095.60, 298,729.80 and 100,599.60 is: 150,943.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,095.60 : 298,729.80 = 100,599.60 : x
  2. Step 2: Convert to fraction form
    199,095.60/298,729.80 = 100,599.60/x
  3. Step 3: Cross multiply
    199,095.60x = 298,729.80 × 100,599.60
  4. Step 4: Simplify right side
    199,095.60x = 30,052,098,388.08
  5. Step 5: Solve for x
    x = 30,052,098,388.08/199,095.60
  6. Step 6: Final answer
    x = 150,943.06

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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.