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Finding the Fourth Proportional to 350,680.43, 483,929.29 and 197,717.30

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Solution

The fourth proportional to 350,680.43, 483,929.29 and 197,717.30 is: 272,844.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,680.43 : 483,929.29 = 197,717.30 : x
  2. Step 2: Convert to fraction form
    350,680.43/483,929.29 = 197,717.30/x
  3. Step 3: Cross multiply
    350,680.43x = 483,929.29 × 197,717.30
  4. Step 4: Simplify right side
    350,680.43x = 95,681,192,609.72
  5. Step 5: Solve for x
    x = 95,681,192,609.72/350,680.43
  6. Step 6: Final answer
    x = 272,844.40

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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.