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Finding the Fourth Proportional to 591,778.98, 887,674.95 and 171,058.50

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Solution

The fourth proportional to 591,778.98, 887,674.95 and 171,058.50 is: 256,589.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,778.98 : 887,674.95 = 171,058.50 : x
  2. Step 2: Convert to fraction form
    591,778.98/887,674.95 = 171,058.50/x
  3. Step 3: Cross multiply
    591,778.98x = 887,674.95 × 171,058.50
  4. Step 4: Simplify right side
    591,778.98x = 151,844,345,434.58
  5. Step 5: Solve for x
    x = 151,844,345,434.58/591,778.98
  6. Step 6: Final answer
    x = 256,589.62

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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.