Home / 706,426.30-1,059,634.59-233,149.78

Finding the Fourth Proportional to 706,426.30, 1,059,634.59 and 233,149.78

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Solution

The fourth proportional to 706,426.30, 1,059,634.59 and 233,149.78 is: 349,723.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,426.30 : 1,059,634.59 = 233,149.78 : x
  2. Step 2: Convert to fraction form
    706,426.30/1,059,634.59 = 233,149.78/x
  3. Step 3: Cross multiply
    706,426.30x = 1,059,634.59 × 233,149.78
  4. Step 4: Simplify right side
    706,426.30x = 247,053,571,538.89
  5. Step 5: Solve for x
    x = 247,053,571,538.89/706,426.30
  6. Step 6: Final answer
    x = 349,723.07

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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.