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Finding the Fourth Proportional to 227,671.56, 313,894.62 and 186,684.66

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Solution

The fourth proportional to 227,671.56, 313,894.62 and 186,684.66 is: 257,385.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,671.56 : 313,894.62 = 186,684.66 : x
  2. Step 2: Convert to fraction form
    227,671.56/313,894.62 = 186,684.66/x
  3. Step 3: Cross multiply
    227,671.56x = 313,894.62 × 186,684.66
  4. Step 4: Simplify right side
    227,671.56x = 58,599,310,410.53
  5. Step 5: Solve for x
    x = 58,599,310,410.53/227,671.56
  6. Step 6: Final answer
    x = 257,385.29

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1.5x scale

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.