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Finding the Fourth Proportional to 344,521.47, 516,791.93 and 95,203.47

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Solution

The fourth proportional to 344,521.47, 516,791.93 and 95,203.47 is: 142,807.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,521.47 : 516,791.93 = 95,203.47 : x
  2. Step 2: Convert to fraction form
    344,521.47/516,791.93 = 95,203.47/x
  3. Step 3: Cross multiply
    344,521.47x = 516,791.93 × 95,203.47
  4. Step 4: Simplify right side
    344,521.47x = 49,200,384,527.98
  5. Step 5: Solve for x
    x = 49,200,384,527.98/344,521.47
  6. Step 6: Final answer
    x = 142,807.89

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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.