Home / 819,839.44-1,131,374.67-452,306.58

Finding the Fourth Proportional to 819,839.44, 1,131,374.67 and 452,306.58

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Solution

The fourth proportional to 819,839.44, 1,131,374.67 and 452,306.58 is: 624,181.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,839.44 : 1,131,374.67 = 452,306.58 : x
  2. Step 2: Convert to fraction form
    819,839.44/1,131,374.67 = 452,306.58/x
  3. Step 3: Cross multiply
    819,839.44x = 1,131,374.67 × 452,306.58
  4. Step 4: Simplify right side
    819,839.44x = 511,728,207,686.33
  5. Step 5: Solve for x
    x = 511,728,207,686.33/819,839.44
  6. Step 6: Final answer
    x = 624,181.01

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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.