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Finding the Fourth Proportional to 559,995.80, 842,067.30 and 468,757.40

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Solution

The fourth proportional to 559,995.80, 842,067.30 and 468,757.40 is: 704,871.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,995.80 : 842,067.30 = 468,757.40 : x
  2. Step 2: Convert to fraction form
    559,995.80/842,067.30 = 468,757.40/x
  3. Step 3: Cross multiply
    559,995.80x = 842,067.30 × 468,757.40
  4. Step 4: Simplify right side
    559,995.80x = 394,725,278,173.02
  5. Step 5: Solve for x
    x = 394,725,278,173.02/559,995.80
  6. Step 6: Final answer
    x = 704,871.85

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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.