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Finding the Fourth Proportional to 368,877.44, 505,732.90 and 362,152.40

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Solution

The fourth proportional to 368,877.44, 505,732.90 and 362,152.40 is: 496,512.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,877.44 : 505,732.90 = 362,152.40 : x
  2. Step 2: Convert to fraction form
    368,877.44/505,732.90 = 362,152.40/x
  3. Step 3: Cross multiply
    368,877.44x = 505,732.90 × 362,152.40
  4. Step 4: Simplify right side
    368,877.44x = 183,152,383,493.96
  5. Step 5: Solve for x
    x = 183,152,383,493.96/368,877.44
  6. Step 6: Final answer
    x = 496,512.83

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.