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Finding the Fourth Proportional to 265,729.73, 366,591.77 and 168,881.85

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Solution

The fourth proportional to 265,729.73, 366,591.77 and 168,881.85 is: 232,983.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,729.73 : 366,591.77 = 168,881.85 : x
  2. Step 2: Convert to fraction form
    265,729.73/366,591.77 = 168,881.85/x
  3. Step 3: Cross multiply
    265,729.73x = 366,591.77 × 168,881.85
  4. Step 4: Simplify right side
    265,729.73x = 61,910,696,535.72
  5. Step 5: Solve for x
    x = 61,910,696,535.72/265,729.73
  6. Step 6: Final answer
    x = 232,983.71

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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.