Home / 869,717.25-1,200,341.03-530,382.33

Finding the Fourth Proportional to 869,717.25, 1,200,341.03 and 530,382.33

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Solution

The fourth proportional to 869,717.25, 1,200,341.03 and 530,382.33 is: 732,007.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,717.25 : 1,200,341.03 = 530,382.33 : x
  2. Step 2: Convert to fraction form
    869,717.25/1,200,341.03 = 530,382.33/x
  3. Step 3: Cross multiply
    869,717.25x = 1,200,341.03 × 530,382.33
  4. Step 4: Simplify right side
    869,717.25x = 636,639,669,634.09
  5. Step 5: Solve for x
    x = 636,639,669,634.09/869,717.25
  6. Step 6: Final answer
    x = 732,007.64

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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.