Home / 693,727.20-1,040,590.80-444,895.20

Finding the Fourth Proportional to 693,727.20, 1,040,590.80 and 444,895.20

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Solution

The fourth proportional to 693,727.20, 1,040,590.80 and 444,895.20 is: 667,342.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,727.20 : 1,040,590.80 = 444,895.20 : x
  2. Step 2: Convert to fraction form
    693,727.20/1,040,590.80 = 444,895.20/x
  3. Step 3: Cross multiply
    693,727.20x = 1,040,590.80 × 444,895.20
  4. Step 4: Simplify right side
    693,727.20x = 462,953,852,084.16
  5. Step 5: Solve for x
    x = 462,953,852,084.16/693,727.20
  6. Step 6: Final answer
    x = 667,342.80

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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.