Home / 844,107.18-1,164,864.78-481,530.36

Finding the Fourth Proportional to 844,107.18, 1,164,864.78 and 481,530.36

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Solution

The fourth proportional to 844,107.18, 1,164,864.78 and 481,530.36 is: 664,510.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,107.18 : 1,164,864.78 = 481,530.36 : x
  2. Step 2: Convert to fraction form
    844,107.18/1,164,864.78 = 481,530.36/x
  3. Step 3: Cross multiply
    844,107.18x = 1,164,864.78 × 481,530.36
  4. Step 4: Simplify right side
    844,107.18x = 560,917,756,864.72
  5. Step 5: Solve for x
    x = 560,917,756,864.72/844,107.18
  6. Step 6: Final answer
    x = 664,510.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.