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Finding the Fourth Proportional to 341,003.70, 511,558.11 and 116,311.64

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Solution

The fourth proportional to 341,003.70, 511,558.11 and 116,311.64 is: 174,485.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,003.70 : 511,558.11 = 116,311.64 : x
  2. Step 2: Convert to fraction form
    341,003.70/511,558.11 = 116,311.64/x
  3. Step 3: Cross multiply
    341,003.70x = 511,558.11 × 116,311.64
  4. Step 4: Simplify right side
    341,003.70x = 59,500,162,147.84
  5. Step 5: Solve for x
    x = 59,500,162,147.84/341,003.70
  6. Step 6: Final answer
    x = 174,485.39

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1.5x scale

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.