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Finding the Fourth Proportional to 344,470.95, 515,958.63 and 166,604.98

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Solution

The fourth proportional to 344,470.95, 515,958.63 and 166,604.98 is: 249,545.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,470.95 : 515,958.63 = 166,604.98 : x
  2. Step 2: Convert to fraction form
    344,470.95/515,958.63 = 166,604.98/x
  3. Step 3: Cross multiply
    344,470.95x = 515,958.63 × 166,604.98
  4. Step 4: Simplify right side
    344,470.95x = 85,961,276,239.33
  5. Step 5: Solve for x
    x = 85,961,276,239.33/344,470.95
  6. Step 6: Final answer
    x = 249,545.79

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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.