Home / 694,100.88-1,039,273.07-453,615.66

Finding the Fourth Proportional to 694,100.88, 1,039,273.07 and 453,615.66

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Solution

The fourth proportional to 694,100.88, 1,039,273.07 and 453,615.66 is: 679,195.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,100.88 : 1,039,273.07 = 453,615.66 : x
  2. Step 2: Convert to fraction form
    694,100.88/1,039,273.07 = 453,615.66/x
  3. Step 3: Cross multiply
    694,100.88x = 1,039,273.07 × 453,615.66
  4. Step 4: Simplify right side
    694,100.88x = 471,430,537,300.20
  5. Step 5: Solve for x
    x = 471,430,537,300.20/694,100.88
  6. Step 6: Final answer
    x = 679,195.99

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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.