Home / 839,836.62-1,158,996.60-517,759.56

Finding the Fourth Proportional to 839,836.62, 1,158,996.60 and 517,759.56

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Solution

The fourth proportional to 839,836.62, 1,158,996.60 and 517,759.56 is: 714,521.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,836.62 : 1,158,996.60 = 517,759.56 : x
  2. Step 2: Convert to fraction form
    839,836.62/1,158,996.60 = 517,759.56/x
  3. Step 3: Cross multiply
    839,836.62x = 1,158,996.60 × 517,759.56
  4. Step 4: Simplify right side
    839,836.62x = 600,081,569,657.50
  5. Step 5: Solve for x
    x = 600,081,569,657.50/839,836.62
  6. Step 6: Final answer
    x = 714,521.80

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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.