Home / 539,331.82-808,787.46-202,188.68

Finding the Fourth Proportional to 539,331.82, 808,787.46 and 202,188.68

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Solution

The fourth proportional to 539,331.82, 808,787.46 and 202,188.68 is: 303,204.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,331.82 : 808,787.46 = 202,188.68 : x
  2. Step 2: Convert to fraction form
    539,331.82/808,787.46 = 202,188.68/x
  3. Step 3: Cross multiply
    539,331.82x = 808,787.46 × 202,188.68
  4. Step 4: Simplify right side
    539,331.82x = 163,527,668,937.95
  5. Step 5: Solve for x
    x = 163,527,668,937.95/539,331.82
  6. Step 6: Final answer
    x = 303,204.19

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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.