Home / 720,292.91-1,080,439.36-246,982.37

Finding the Fourth Proportional to 720,292.91, 1,080,439.36 and 246,982.37

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Solution

The fourth proportional to 720,292.91, 1,080,439.36 and 246,982.37 is: 370,473.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,292.91 : 1,080,439.36 = 246,982.37 : x
  2. Step 2: Convert to fraction form
    720,292.91/1,080,439.36 = 246,982.37/x
  3. Step 3: Cross multiply
    720,292.91x = 1,080,439.36 × 246,982.37
  4. Step 4: Simplify right side
    720,292.91x = 266,849,467,754.43
  5. Step 5: Solve for x
    x = 266,849,467,754.43/720,292.91
  6. Step 6: Final answer
    x = 370,473.55

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Double scale
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Similar ratio
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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.