Home / 767,125.54-1,059,087.39-682,007.50

Finding the Fourth Proportional to 767,125.54, 1,059,087.39 and 682,007.50

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Solution

The fourth proportional to 767,125.54, 1,059,087.39 and 682,007.50 is: 941,574.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,125.54 : 1,059,087.39 = 682,007.50 : x
  2. Step 2: Convert to fraction form
    767,125.54/1,059,087.39 = 682,007.50/x
  3. Step 3: Cross multiply
    767,125.54x = 1,059,087.39 × 682,007.50
  4. Step 4: Simplify right side
    767,125.54x = 722,305,543,135.43
  5. Step 5: Solve for x
    x = 722,305,543,135.43/767,125.54
  6. Step 6: Final answer
    x = 941,574.10

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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.