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Finding the Fourth Proportional to 273,535.08, 410,250.42 and 115,874.40

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Solution

The fourth proportional to 273,535.08, 410,250.42 and 115,874.40 is: 173,789.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,535.08 : 410,250.42 = 115,874.40 : x
  2. Step 2: Convert to fraction form
    273,535.08/410,250.42 = 115,874.40/x
  3. Step 3: Cross multiply
    273,535.08x = 410,250.42 × 115,874.40
  4. Step 4: Simplify right side
    273,535.08x = 47,537,521,267.25
  5. Step 5: Solve for x
    x = 47,537,521,267.25/273,535.08
  6. Step 6: Final answer
    x = 173,789.49

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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.