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Finding the Fourth Proportional to 236,372.98, 326,550.42 and 154,894.86

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Solution

The fourth proportional to 236,372.98, 326,550.42 and 154,894.86 is: 213,988.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,372.98 : 326,550.42 = 154,894.86 : x
  2. Step 2: Convert to fraction form
    236,372.98/326,550.42 = 154,894.86/x
  3. Step 3: Cross multiply
    236,372.98x = 326,550.42 × 154,894.86
  4. Step 4: Simplify right side
    236,372.98x = 50,580,981,588.84
  5. Step 5: Solve for x
    x = 50,580,981,588.84/236,372.98
  6. Step 6: Final answer
    x = 213,988.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.