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Finding the Fourth Proportional to 174,654.30, 262,164.67 and 154,790.88

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Solution

The fourth proportional to 174,654.30, 262,164.67 and 154,790.88 is: 232,348.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,654.30 : 262,164.67 = 154,790.88 : x
  2. Step 2: Convert to fraction form
    174,654.30/262,164.67 = 154,790.88/x
  3. Step 3: Cross multiply
    174,654.30x = 262,164.67 × 154,790.88
  4. Step 4: Simplify right side
    174,654.30x = 40,580,699,974.21
  5. Step 5: Solve for x
    x = 40,580,699,974.21/174,654.30
  6. Step 6: Final answer
    x = 232,348.70

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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.