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Finding the Fourth Proportional to 341,195.67, 470,697.77 and 197,872.65

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Solution

The fourth proportional to 341,195.67, 470,697.77 and 197,872.65 is: 272,975.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,195.67 : 470,697.77 = 197,872.65 : x
  2. Step 2: Convert to fraction form
    341,195.67/470,697.77 = 197,872.65/x
  3. Step 3: Cross multiply
    341,195.67x = 470,697.77 × 197,872.65
  4. Step 4: Simplify right side
    341,195.67x = 93,138,215,593.67
  5. Step 5: Solve for x
    x = 93,138,215,593.67/341,195.67
  6. Step 6: Final answer
    x = 272,975.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.