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Finding the Fourth Proportional to 341,546.64, 471,361.32 and 198,351.60

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Solution

The fourth proportional to 341,546.64, 471,361.32 and 198,351.60 is: 273,740.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,546.64 : 471,361.32 = 198,351.60 : x
  2. Step 2: Convert to fraction form
    341,546.64/471,361.32 = 198,351.60/x
  3. Step 3: Cross multiply
    341,546.64x = 471,361.32 × 198,351.60
  4. Step 4: Simplify right side
    341,546.64x = 93,495,272,000.11
  5. Step 5: Solve for x
    x = 93,495,272,000.11/341,546.64
  6. Step 6: Final answer
    x = 273,740.86

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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.