Home / 931,935.52-1,286,078.68-524,033.79

Finding the Fourth Proportional to 931,935.52, 1,286,078.68 and 524,033.79

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Solution

The fourth proportional to 931,935.52, 1,286,078.68 and 524,033.79 is: 723,170.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,935.52 : 1,286,078.68 = 524,033.79 : x
  2. Step 2: Convert to fraction form
    931,935.52/1,286,078.68 = 524,033.79/x
  3. Step 3: Cross multiply
    931,935.52x = 1,286,078.68 × 524,033.79
  4. Step 4: Simplify right side
    931,935.52x = 673,948,689,413.87
  5. Step 5: Solve for x
    x = 673,948,689,413.87/931,935.52
  6. Step 6: Final answer
    x = 723,170.94

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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.