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Finding the Fourth Proportional to 193,597.92, 290,353.10 and 73,612.06

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Solution

The fourth proportional to 193,597.92, 290,353.10 and 73,612.06 is: 110,401.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,597.92 : 290,353.10 = 73,612.06 : x
  2. Step 2: Convert to fraction form
    193,597.92/290,353.10 = 73,612.06/x
  3. Step 3: Cross multiply
    193,597.92x = 290,353.10 × 73,612.06
  4. Step 4: Simplify right side
    193,597.92x = 21,373,488,724.44
  5. Step 5: Solve for x
    x = 21,373,488,724.44/193,597.92
  6. Step 6: Final answer
    x = 110,401.44

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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.