Home / 712,480.54-1,068,791.01-207,045.94

Finding the Fourth Proportional to 712,480.54, 1,068,791.01 and 207,045.94

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Solution

The fourth proportional to 712,480.54, 1,068,791.01 and 207,045.94 is: 310,589.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,480.54 : 1,068,791.01 = 207,045.94 : x
  2. Step 2: Convert to fraction form
    712,480.54/1,068,791.01 = 207,045.94/x
  3. Step 3: Cross multiply
    712,480.54x = 1,068,791.01 × 207,045.94
  4. Step 4: Simplify right side
    712,480.54x = 221,288,839,329.00
  5. Step 5: Solve for x
    x = 221,288,839,329.00/712,480.54
  6. Step 6: Final answer
    x = 310,589.31

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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.