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Finding the Fourth Proportional to 273,553.52, 410,133.79 and 129,379.32

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Solution

The fourth proportional to 273,553.52, 410,133.79 and 129,379.32 is: 193,976.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,553.52 : 410,133.79 = 129,379.32 : x
  2. Step 2: Convert to fraction form
    273,553.52/410,133.79 = 129,379.32/x
  3. Step 3: Cross multiply
    273,553.52x = 410,133.79 × 129,379.32
  4. Step 4: Simplify right side
    273,553.52x = 53,062,830,535.77
  5. Step 5: Solve for x
    x = 53,062,830,535.77/273,553.52
  6. Step 6: Final answer
    x = 193,976.05

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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.