Home / 792,013.68-1,092,537.72-469,413.36

Finding the Fourth Proportional to 792,013.68, 1,092,537.72 and 469,413.36

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Solution

The fourth proportional to 792,013.68, 1,092,537.72 and 469,413.36 is: 647,528.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,013.68 : 1,092,537.72 = 469,413.36 : x
  2. Step 2: Convert to fraction form
    792,013.68/1,092,537.72 = 469,413.36/x
  3. Step 3: Cross multiply
    792,013.68x = 1,092,537.72 × 469,413.36
  4. Step 4: Simplify right side
    792,013.68x = 512,851,802,071.94
  5. Step 5: Solve for x
    x = 512,851,802,071.94/792,013.68
  6. Step 6: Final answer
    x = 647,528.97

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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.