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Finding the Fourth Proportional to 236,594.72, 326,529.36 and 134,644.98

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Solution

The fourth proportional to 236,594.72, 326,529.36 and 134,644.98 is: 185,826.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,594.72 : 326,529.36 = 134,644.98 : x
  2. Step 2: Convert to fraction form
    236,594.72/326,529.36 = 134,644.98/x
  3. Step 3: Cross multiply
    236,594.72x = 326,529.36 × 134,644.98
  4. Step 4: Simplify right side
    236,594.72x = 43,965,539,146.61
  5. Step 5: Solve for x
    x = 43,965,539,146.61/236,594.72
  6. Step 6: Final answer
    x = 185,826.38

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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.