Home / 711,486.31-1,067,304.21-231,751.50

Finding the Fourth Proportional to 711,486.31, 1,067,304.21 and 231,751.50

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Solution

The fourth proportional to 711,486.31, 1,067,304.21 and 231,751.50 is: 347,651.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,486.31 : 1,067,304.21 = 231,751.50 : x
  2. Step 2: Convert to fraction form
    711,486.31/1,067,304.21 = 231,751.50/x
  3. Step 3: Cross multiply
    711,486.31x = 1,067,304.21 × 231,751.50
  4. Step 4: Simplify right side
    711,486.31x = 247,349,351,623.82
  5. Step 5: Solve for x
    x = 247,349,351,623.82/711,486.31
  6. Step 6: Final answer
    x = 347,651.60

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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.