Home / 591,839.76-816,744.84-319,912.92

Finding the Fourth Proportional to 591,839.76, 816,744.84 and 319,912.92

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Solution

The fourth proportional to 591,839.76, 816,744.84 and 319,912.92 is: 441,483.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,839.76 : 816,744.84 = 319,912.92 : x
  2. Step 2: Convert to fraction form
    591,839.76/816,744.84 = 319,912.92/x
  3. Step 3: Cross multiply
    591,839.76x = 816,744.84 × 319,912.92
  4. Step 4: Simplify right side
    591,839.76x = 261,287,226,659.33
  5. Step 5: Solve for x
    x = 261,287,226,659.33/591,839.76
  6. Step 6: Final answer
    x = 441,483.06

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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.