Home / 320,034.48-441,629.34-191,118.36

Finding the Fourth Proportional to 320,034.48, 441,629.34 and 191,118.36

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Solution

The fourth proportional to 320,034.48, 441,629.34 and 191,118.36 is: 263,732.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,034.48 : 441,629.34 = 191,118.36 : x
  2. Step 2: Convert to fraction form
    320,034.48/441,629.34 = 191,118.36/x
  3. Step 3: Cross multiply
    320,034.48x = 441,629.34 × 191,118.36
  4. Step 4: Simplify right side
    320,034.48x = 84,403,475,188.68
  5. Step 5: Solve for x
    x = 84,403,475,188.68/320,034.48
  6. Step 6: Final answer
    x = 263,732.44

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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.