Home / 693,833.04-1,040,003.55-453,855.96

Finding the Fourth Proportional to 693,833.04, 1,040,003.55 and 453,855.96

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Solution

The fourth proportional to 693,833.04, 1,040,003.55 and 453,855.96 is: 680,295.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,833.04 : 1,040,003.55 = 453,855.96 : x
  2. Step 2: Convert to fraction form
    693,833.04/1,040,003.55 = 453,855.96/x
  3. Step 3: Cross multiply
    693,833.04x = 1,040,003.55 × 453,855.96
  4. Step 4: Simplify right side
    693,833.04x = 472,011,809,588.66
  5. Step 5: Solve for x
    x = 472,011,809,588.66/693,833.04
  6. Step 6: Final answer
    x = 680,295.95

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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.