Home / 331,945.70-497,918.55-273,625.70

Finding the Fourth Proportional to 331,945.70, 497,918.55 and 273,625.70

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Solution

The fourth proportional to 331,945.70, 497,918.55 and 273,625.70 is: 410,438.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,945.70 : 497,918.55 = 273,625.70 : x
  2. Step 2: Convert to fraction form
    331,945.70/497,918.55 = 273,625.70/x
  3. Step 3: Cross multiply
    331,945.70x = 497,918.55 × 273,625.70
  4. Step 4: Simplify right side
    331,945.70x = 136,243,311,786.74
  5. Step 5: Solve for x
    x = 136,243,311,786.74/331,945.70
  6. Step 6: Final answer
    x = 410,438.55

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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.