Home / 839,824.62-1,158,980.04-517,747.56

Finding the Fourth Proportional to 839,824.62, 1,158,980.04 and 517,747.56

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Solution

The fourth proportional to 839,824.62, 1,158,980.04 and 517,747.56 is: 714,505.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,824.62 : 1,158,980.04 = 517,747.56 : x
  2. Step 2: Convert to fraction form
    839,824.62/1,158,980.04 = 517,747.56/x
  3. Step 3: Cross multiply
    839,824.62x = 1,158,980.04 × 517,747.56
  4. Step 4: Simplify right side
    839,824.62x = 600,059,087,798.70
  5. Step 5: Solve for x
    x = 600,059,087,798.70/839,824.62
  6. Step 6: Final answer
    x = 714,505.24

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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.