Home / 410,227.23-615,413.07-140,291.91

Finding the Fourth Proportional to 410,227.23, 615,413.07 and 140,291.91

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Solution

The fourth proportional to 410,227.23, 615,413.07 and 140,291.91 is: 210,462.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,227.23 : 615,413.07 = 140,291.91 : x
  2. Step 2: Convert to fraction form
    410,227.23/615,413.07 = 140,291.91/x
  3. Step 3: Cross multiply
    410,227.23x = 615,413.07 × 140,291.91
  4. Step 4: Simplify right side
    410,227.23x = 86,337,475,029.26
  5. Step 5: Solve for x
    x = 86,337,475,029.26/410,227.23
  6. Step 6: Final answer
    x = 210,462.56

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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.