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Finding the Fourth Proportional to 373,542.96, 560,479.14 and 196,007.16

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Solution

The fourth proportional to 373,542.96, 560,479.14 and 196,007.16 is: 294,097.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,542.96 : 560,479.14 = 196,007.16 : x
  2. Step 2: Convert to fraction form
    373,542.96/560,479.14 = 196,007.16/x
  3. Step 3: Cross multiply
    373,542.96x = 560,479.14 × 196,007.16
  4. Step 4: Simplify right side
    373,542.96x = 109,857,924,470.64
  5. Step 5: Solve for x
    x = 109,857,924,470.64/373,542.96
  6. Step 6: Final answer
    x = 294,097.16

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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.