Home / 705,192.56-1,057,825.78-536,976.72

Finding the Fourth Proportional to 705,192.56, 1,057,825.78 and 536,976.72

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Solution

The fourth proportional to 705,192.56, 1,057,825.78 and 536,976.72 is: 805,493.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,192.56 : 1,057,825.78 = 536,976.72 : x
  2. Step 2: Convert to fraction form
    705,192.56/1,057,825.78 = 536,976.72/x
  3. Step 3: Cross multiply
    705,192.56x = 1,057,825.78 × 536,976.72
  4. Step 4: Simplify right side
    705,192.56x = 568,027,817,675.84
  5. Step 5: Solve for x
    x = 568,027,817,675.84/705,192.56
  6. Step 6: Final answer
    x = 805,493.21

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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.