Home / 869,727.38-1,200,355.00-530,392.46

Finding the Fourth Proportional to 869,727.38, 1,200,355.00 and 530,392.46

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Solution

The fourth proportional to 869,727.38, 1,200,355.00 and 530,392.46 is: 732,021.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,727.38 : 1,200,355.00 = 530,392.46 : x
  2. Step 2: Convert to fraction form
    869,727.38/1,200,355.00 = 530,392.46/x
  3. Step 3: Cross multiply
    869,727.38x = 1,200,355.00 × 530,392.46
  4. Step 4: Simplify right side
    869,727.38x = 636,659,233,995.54
  5. Step 5: Solve for x
    x = 636,659,233,995.54/869,727.38
  6. Step 6: Final answer
    x = 732,021.61

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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.