Home / 957,133.26-1,320,907.88-527,413.39

Finding the Fourth Proportional to 957,133.26, 1,320,907.88 and 527,413.39

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Solution

The fourth proportional to 957,133.26, 1,320,907.88 and 527,413.39 is: 727,865.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,133.26 : 1,320,907.88 = 527,413.39 : x
  2. Step 2: Convert to fraction form
    957,133.26/1,320,907.88 = 527,413.39/x
  3. Step 3: Cross multiply
    957,133.26x = 1,320,907.88 × 527,413.39
  4. Step 4: Simplify right side
    957,133.26x = 696,664,500,884.78
  5. Step 5: Solve for x
    x = 696,664,500,884.78/957,133.26
  6. Step 6: Final answer
    x = 727,865.73

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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.