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Finding the Fourth Proportional to 260,594.88, 359,845.38 and 163,959.86

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Solution

The fourth proportional to 260,594.88, 359,845.38 and 163,959.86 is: 226,405.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,594.88 : 359,845.38 = 163,959.86 : x
  2. Step 2: Convert to fraction form
    260,594.88/359,845.38 = 163,959.86/x
  3. Step 3: Cross multiply
    260,594.88x = 359,845.38 × 163,959.86
  4. Step 4: Simplify right side
    260,594.88x = 59,000,196,327.22
  5. Step 5: Solve for x
    x = 59,000,196,327.22/260,594.88
  6. Step 6: Final answer
    x = 226,405.82

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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.