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Finding the Fourth Proportional to 203,828.70, 304,370.37 and 166,462.90

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Solution

The fourth proportional to 203,828.70, 304,370.37 and 166,462.90 is: 248,573.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,828.70 : 304,370.37 = 166,462.90 : x
  2. Step 2: Convert to fraction form
    203,828.70/304,370.37 = 166,462.90/x
  3. Step 3: Cross multiply
    203,828.70x = 304,370.37 × 166,462.90
  4. Step 4: Simplify right side
    203,828.70x = 50,666,373,631.96
  5. Step 5: Solve for x
    x = 50,666,373,631.96/203,828.70
  6. Step 6: Final answer
    x = 248,573.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.