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Finding the Fourth Proportional to 241,728.70, 362,247.45 and 178,051.90

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Solution

The fourth proportional to 241,728.70, 362,247.45 and 178,051.90 is: 266,823.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,728.70 : 362,247.45 = 178,051.90 : x
  2. Step 2: Convert to fraction form
    241,728.70/362,247.45 = 178,051.90/x
  3. Step 3: Cross multiply
    241,728.70x = 362,247.45 × 178,051.90
  4. Step 4: Simplify right side
    241,728.70x = 64,498,846,742.66
  5. Step 5: Solve for x
    x = 64,498,846,742.66/241,728.70
  6. Step 6: Final answer
    x = 266,823.29

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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.