Home / 934,739.20-1,289,933.53-552,757.78

Finding the Fourth Proportional to 934,739.20, 1,289,933.53 and 552,757.78

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Solution

The fourth proportional to 934,739.20, 1,289,933.53 and 552,757.78 is: 762,801.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,739.20 : 1,289,933.53 = 552,757.78 : x
  2. Step 2: Convert to fraction form
    934,739.20/1,289,933.53 = 552,757.78/x
  3. Step 3: Cross multiply
    934,739.20x = 1,289,933.53 × 552,757.78
  4. Step 4: Simplify right side
    934,739.20x = 713,020,794,390.36
  5. Step 5: Solve for x
    x = 713,020,794,390.36/934,739.20
  6. Step 6: Final answer
    x = 762,801.85

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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.