Home / 827,855.56-1,241,748.78-236,879.56

Finding the Fourth Proportional to 827,855.56, 1,241,748.78 and 236,879.56

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Solution

The fourth proportional to 827,855.56, 1,241,748.78 and 236,879.56 is: 355,309.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,855.56 : 1,241,748.78 = 236,879.56 : x
  2. Step 2: Convert to fraction form
    827,855.56/1,241,748.78 = 236,879.56/x
  3. Step 3: Cross multiply
    827,855.56x = 1,241,748.78 × 236,879.56
  4. Step 4: Simplify right side
    827,855.56x = 294,144,904,636.94
  5. Step 5: Solve for x
    x = 294,144,904,636.94/827,855.56
  6. Step 6: Final answer
    x = 355,309.45

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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.