Home / 931,920.12-1,396,053.29-482,935.50

Finding the Fourth Proportional to 931,920.12, 1,396,053.29 and 482,935.50

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Solution

The fourth proportional to 931,920.12, 1,396,053.29 and 482,935.50 is: 723,456.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,920.12 : 1,396,053.29 = 482,935.50 : x
  2. Step 2: Convert to fraction form
    931,920.12/1,396,053.29 = 482,935.50/x
  3. Step 3: Cross multiply
    931,920.12x = 1,396,053.29 × 482,935.50
  4. Step 4: Simplify right side
    931,920.12x = 674,203,694,840.13
  5. Step 5: Solve for x
    x = 674,203,694,840.13/931,920.12
  6. Step 6: Final answer
    x = 723,456.53

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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.