Home / 923,860.78-1,274,964.22-531,393.02

Finding the Fourth Proportional to 923,860.78, 1,274,964.22 and 531,393.02

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Solution

The fourth proportional to 923,860.78, 1,274,964.22 and 531,393.02 is: 733,343.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,860.78 : 1,274,964.22 = 531,393.02 : x
  2. Step 2: Convert to fraction form
    923,860.78/1,274,964.22 = 531,393.02/x
  3. Step 3: Cross multiply
    923,860.78x = 1,274,964.22 × 531,393.02
  4. Step 4: Simplify right side
    923,860.78x = 677,507,087,257.74
  5. Step 5: Solve for x
    x = 677,507,087,257.74/923,860.78
  6. Step 6: Final answer
    x = 733,343.27

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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.