Home / 724,489.41-1,085,320.40-474,413.25

Finding the Fourth Proportional to 724,489.41, 1,085,320.40 and 474,413.25

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Solution

The fourth proportional to 724,489.41, 1,085,320.40 and 474,413.25 is: 710,694.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,489.41 : 1,085,320.40 = 474,413.25 : x
  2. Step 2: Convert to fraction form
    724,489.41/1,085,320.40 = 474,413.25/x
  3. Step 3: Cross multiply
    724,489.41x = 1,085,320.40 × 474,413.25
  4. Step 4: Simplify right side
    724,489.41x = 514,890,375,883.23
  5. Step 5: Solve for x
    x = 514,890,375,883.23/724,489.41
  6. Step 6: Final answer
    x = 710,694.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.