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Finding the Fourth Proportional to 591,782.56, 887,805.06 and 171,026.44

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Solution

The fourth proportional to 591,782.56, 887,805.06 and 171,026.44 is: 256,577.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,782.56 : 887,805.06 = 171,026.44 : x
  2. Step 2: Convert to fraction form
    591,782.56/887,805.06 = 171,026.44/x
  3. Step 3: Cross multiply
    591,782.56x = 887,805.06 × 171,026.44
  4. Step 4: Simplify right side
    591,782.56x = 151,838,138,825.79
  5. Step 5: Solve for x
    x = 151,838,138,825.79/591,782.56
  6. Step 6: Final answer
    x = 256,577.58

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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.