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Finding the Fourth Proportional to 232,640.85, 348,963.09 and 127,402.41

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Solution

The fourth proportional to 232,640.85, 348,963.09 and 127,402.41 is: 191,104.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,640.85 : 348,963.09 = 127,402.41 : x
  2. Step 2: Convert to fraction form
    232,640.85/348,963.09 = 127,402.41/x
  3. Step 3: Cross multiply
    232,640.85x = 348,963.09 × 127,402.41
  4. Step 4: Simplify right side
    232,640.85x = 44,458,738,667.05
  5. Step 5: Solve for x
    x = 44,458,738,667.05/232,640.85
  6. Step 6: Final answer
    x = 191,104.61

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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.