Home / 864,136.27-1,192,175.45-541,284.31

Finding the Fourth Proportional to 864,136.27, 1,192,175.45 and 541,284.31

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Solution

The fourth proportional to 864,136.27, 1,192,175.45 and 541,284.31 is: 746,764.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,136.27 : 1,192,175.45 = 541,284.31 : x
  2. Step 2: Convert to fraction form
    864,136.27/1,192,175.45 = 541,284.31/x
  3. Step 3: Cross multiply
    864,136.27x = 1,192,175.45 × 541,284.31
  4. Step 4: Simplify right side
    864,136.27x = 645,305,865,852.19
  5. Step 5: Solve for x
    x = 645,305,865,852.19/864,136.27
  6. Step 6: Final answer
    x = 746,764.01

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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.