Home / 467,086.01-644,626.31-285,917.66

Finding the Fourth Proportional to 467,086.01, 644,626.31 and 285,917.66

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Solution

The fourth proportional to 467,086.01, 644,626.31 and 285,917.66 is: 394,595.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,086.01 : 644,626.31 = 285,917.66 : x
  2. Step 2: Convert to fraction form
    467,086.01/644,626.31 = 285,917.66/x
  3. Step 3: Cross multiply
    467,086.01x = 644,626.31 × 285,917.66
  4. Step 4: Simplify right side
    467,086.01x = 184,310,043,894.26
  5. Step 5: Solve for x
    x = 184,310,043,894.26/467,086.01
  6. Step 6: Final answer
    x = 394,595.52

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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.