Home / 932,860.72-1,287,413.15-525,001.83

Finding the Fourth Proportional to 932,860.72, 1,287,413.15 and 525,001.83

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Solution

The fourth proportional to 932,860.72, 1,287,413.15 and 525,001.83 is: 724,539.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,860.72 : 1,287,413.15 = 525,001.83 : x
  2. Step 2: Convert to fraction form
    932,860.72/1,287,413.15 = 525,001.83/x
  3. Step 3: Cross multiply
    932,860.72x = 1,287,413.15 × 525,001.83
  4. Step 4: Simplify right side
    932,860.72x = 675,894,259,716.07
  5. Step 5: Solve for x
    x = 675,894,259,716.07/932,860.72
  6. Step 6: Final answer
    x = 724,539.31

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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.