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Finding the Fourth Proportional to 185,369.98, 277,868 and 73,006.78

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Solution

The fourth proportional to 185,369.98, 277,868 and 73,006.78 is: 109,436.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,369.98 : 277,868 = 73,006.78 : x
  2. Step 2: Convert to fraction form
    185,369.98/277,868 = 73,006.78/x
  3. Step 3: Cross multiply
    185,369.98x = 277,868 × 73,006.78
  4. Step 4: Simplify right side
    185,369.98x = 20,286,247,945.04
  5. Step 5: Solve for x
    x = 20,286,247,945.04/185,369.98
  6. Step 6: Final answer
    x = 109,436.53

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1.5x scale

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.