Home / 467,083.08-644,622.27-285,914.73

Finding the Fourth Proportional to 467,083.08, 644,622.27 and 285,914.73

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Solution

The fourth proportional to 467,083.08, 644,622.27 and 285,914.73 is: 394,591.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,083.08 : 644,622.27 = 285,914.73 : x
  2. Step 2: Convert to fraction form
    467,083.08/644,622.27 = 285,914.73/x
  3. Step 3: Cross multiply
    467,083.08x = 644,622.27 × 285,914.73
  4. Step 4: Simplify right side
    467,083.08x = 184,307,002,279.04
  5. Step 5: Solve for x
    x = 184,307,002,279.04/467,083.08
  6. Step 6: Final answer
    x = 394,591.48

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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.