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Finding the Fourth Proportional to 240,705.88, 332,179.31 and 131,814.81

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Solution

The fourth proportional to 240,705.88, 332,179.31 and 131,814.81 is: 181,907.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,705.88 : 332,179.31 = 131,814.81 : x
  2. Step 2: Convert to fraction form
    240,705.88/332,179.31 = 131,814.81/x
  3. Step 3: Cross multiply
    240,705.88x = 332,179.31 × 131,814.81
  4. Step 4: Simplify right side
    240,705.88x = 43,786,152,963.12
  5. Step 5: Solve for x
    x = 43,786,152,963.12/240,705.88
  6. Step 6: Final answer
    x = 181,907.29

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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.