Home / 1,151,993.80-1,727,472.30-441,785.80

Finding the Fourth Proportional to 1,151,993.80, 1,727,472.30 and 441,785.80

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Solution

The fourth proportional to 1,151,993.80, 1,727,472.30 and 441,785.80 is: 662,479.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,993.80 : 1,727,472.30 = 441,785.80 : x
  2. Step 2: Convert to fraction form
    1,151,993.80/1,727,472.30 = 441,785.80/x
  3. Step 3: Cross multiply
    1,151,993.80x = 1,727,472.30 × 441,785.80
  4. Step 4: Simplify right side
    1,151,993.80x = 763,172,732,033.34
  5. Step 5: Solve for x
    x = 763,172,732,033.34/1,151,993.80
  6. Step 6: Final answer
    x = 662,479.90

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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.