Home / 598,637.11-826,138.50-340,507.39

Finding the Fourth Proportional to 598,637.11, 826,138.50 and 340,507.39

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Solution

The fourth proportional to 598,637.11, 826,138.50 and 340,507.39 is: 469,911.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,637.11 : 826,138.50 = 340,507.39 : x
  2. Step 2: Convert to fraction form
    598,637.11/826,138.50 = 340,507.39/x
  3. Step 3: Cross multiply
    598,637.11x = 826,138.50 × 340,507.39
  4. Step 4: Simplify right side
    598,637.11x = 281,306,264,413.52
  5. Step 5: Solve for x
    x = 281,306,264,413.52/598,637.11
  6. Step 6: Final answer
    x = 469,911.17

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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.