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Finding the Fourth Proportional to 344,750.94, 516,678.39 and 192,941.73

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Solution

The fourth proportional to 344,750.94, 516,678.39 and 192,941.73 is: 289,161.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,750.94 : 516,678.39 = 192,941.73 : x
  2. Step 2: Convert to fraction form
    344,750.94/516,678.39 = 192,941.73/x
  3. Step 3: Cross multiply
    344,750.94x = 516,678.39 × 192,941.73
  4. Step 4: Simplify right side
    344,750.94x = 99,688,822,420.21
  5. Step 5: Solve for x
    x = 99,688,822,420.21/344,750.94
  6. Step 6: Final answer
    x = 289,161.86

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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.