Home / 984,121.25-1,476,631.65-444,521.79

Finding the Fourth Proportional to 984,121.25, 1,476,631.65 and 444,521.79

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Solution

The fourth proportional to 984,121.25, 1,476,631.65 and 444,521.79 is: 666,985.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,121.25 : 1,476,631.65 = 444,521.79 : x
  2. Step 2: Convert to fraction form
    984,121.25/1,476,631.65 = 444,521.79/x
  3. Step 3: Cross multiply
    984,121.25x = 1,476,631.65 × 444,521.79
  4. Step 4: Simplify right side
    984,121.25x = 656,394,944,228.65
  5. Step 5: Solve for x
    x = 656,394,944,228.65/984,121.25
  6. Step 6: Final answer
    x = 666,985.85

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1.5x scale

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.