Home / 622,963.31-933,788.86-323,125.61

Finding the Fourth Proportional to 622,963.31, 933,788.86 and 323,125.61

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Solution

The fourth proportional to 622,963.31, 933,788.86 and 323,125.61 is: 484,348.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,963.31 : 933,788.86 = 323,125.61 : x
  2. Step 2: Convert to fraction form
    622,963.31/933,788.86 = 323,125.61/x
  3. Step 3: Cross multiply
    622,963.31x = 933,788.86 × 323,125.61
  4. Step 4: Simplify right side
    622,963.31x = 301,731,089,521.95
  5. Step 5: Solve for x
    x = 301,731,089,521.95/622,963.31
  6. Step 6: Final answer
    x = 484,348.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.