Home / 931,839.41-1,396,332.23-627,104.04

Finding the Fourth Proportional to 931,839.41, 1,396,332.23 and 627,104.04

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Solution

The fourth proportional to 931,839.41, 1,396,332.23 and 627,104.04 is: 939,695.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,839.41 : 1,396,332.23 = 627,104.04 : x
  2. Step 2: Convert to fraction form
    931,839.41/1,396,332.23 = 627,104.04/x
  3. Step 3: Cross multiply
    931,839.41x = 1,396,332.23 × 627,104.04
  4. Step 4: Simplify right side
    931,839.41x = 875,645,579,479.69
  5. Step 5: Solve for x
    x = 875,645,579,479.69/931,839.41
  6. Step 6: Final answer
    x = 939,695.80

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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.