Home / 968,913.94-1,337,091.56-539,186.71

Finding the Fourth Proportional to 968,913.94, 1,337,091.56 and 539,186.71

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Solution

The fourth proportional to 968,913.94, 1,337,091.56 and 539,186.71 is: 744,072.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,913.94 : 1,337,091.56 = 539,186.71 : x
  2. Step 2: Convert to fraction form
    968,913.94/1,337,091.56 = 539,186.71/x
  3. Step 3: Cross multiply
    968,913.94x = 1,337,091.56 × 539,186.71
  4. Step 4: Simplify right side
    968,913.94x = 720,941,993,867.68
  5. Step 5: Solve for x
    x = 720,941,993,867.68/968,913.94
  6. Step 6: Final answer
    x = 744,072.27

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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.