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Finding the Fourth Proportional to 273,614.70, 410,076.45 and 133,070.70

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Solution

The fourth proportional to 273,614.70, 410,076.45 and 133,070.70 is: 199,437.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,614.70 : 410,076.45 = 133,070.70 : x
  2. Step 2: Convert to fraction form
    273,614.70/410,076.45 = 133,070.70/x
  3. Step 3: Cross multiply
    273,614.70x = 410,076.45 × 133,070.70
  4. Step 4: Simplify right side
    273,614.70x = 54,569,160,255.02
  5. Step 5: Solve for x
    x = 54,569,160,255.02/273,614.70
  6. Step 6: Final answer
    x = 199,437.97

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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.