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Finding the Fourth Proportional to 242,411.58, 363,768.81 and 92,664.54

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Solution

The fourth proportional to 242,411.58, 363,768.81 and 92,664.54 is: 139,054.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,411.58 : 363,768.81 = 92,664.54 : x
  2. Step 2: Convert to fraction form
    242,411.58/363,768.81 = 92,664.54/x
  3. Step 3: Cross multiply
    242,411.58x = 363,768.81 × 92,664.54
  4. Step 4: Simplify right side
    242,411.58x = 33,708,469,445.00
  5. Step 5: Solve for x
    x = 33,708,469,445.00/242,411.58
  6. Step 6: Final answer
    x = 139,054.70

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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.