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Finding the Fourth Proportional to 300,168.52, 414,233.40 and 166,032.52

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Solution

The fourth proportional to 300,168.52, 414,233.40 and 166,032.52 is: 229,125.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,168.52 : 414,233.40 = 166,032.52 : x
  2. Step 2: Convert to fraction form
    300,168.52/414,233.40 = 166,032.52/x
  3. Step 3: Cross multiply
    300,168.52x = 414,233.40 × 166,032.52
  4. Step 4: Simplify right side
    300,168.52x = 68,776,215,270.17
  5. Step 5: Solve for x
    x = 68,776,215,270.17/300,168.52
  6. Step 6: Final answer
    x = 229,125.34

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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.