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Finding the Fourth Proportional to 236,451.39, 354,611.41 and 65,633.83

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Solution

The fourth proportional to 236,451.39, 354,611.41 and 65,633.83 is: 98,432.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,451.39 : 354,611.41 = 65,633.83 : x
  2. Step 2: Convert to fraction form
    236,451.39/354,611.41 = 65,633.83/x
  3. Step 3: Cross multiply
    236,451.39x = 354,611.41 × 65,633.83
  4. Step 4: Simplify right side
    236,451.39x = 23,274,506,994.29
  5. Step 5: Solve for x
    x = 23,274,506,994.29/236,451.39
  6. Step 6: Final answer
    x = 98,432.52

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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.