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Finding the Fourth Proportional to 293,996.70, 405,717.93 and 166,674.42

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Solution

The fourth proportional to 293,996.70, 405,717.93 and 166,674.42 is: 230,012.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,996.70 : 405,717.93 = 166,674.42 : x
  2. Step 2: Convert to fraction form
    293,996.70/405,717.93 = 166,674.42/x
  3. Step 3: Cross multiply
    293,996.70x = 405,717.93 × 166,674.42
  4. Step 4: Simplify right side
    293,996.70x = 67,622,800,666.35
  5. Step 5: Solve for x
    x = 67,622,800,666.35/293,996.70
  6. Step 6: Final answer
    x = 230,012.11

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1.5x scale

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.