Home / 293,923.28-405,630.20-164,902.64

Finding the Fourth Proportional to 293,923.28, 405,630.20 and 164,902.64

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Solution

The fourth proportional to 293,923.28, 405,630.20 and 164,902.64 is: 227,574.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,923.28 : 405,630.20 = 164,902.64 : x
  2. Step 2: Convert to fraction form
    293,923.28/405,630.20 = 164,902.64/x
  3. Step 3: Cross multiply
    293,923.28x = 405,630.20 × 164,902.64
  4. Step 4: Simplify right side
    293,923.28x = 66,889,490,843.73
  5. Step 5: Solve for x
    x = 66,889,490,843.73/293,923.28
  6. Step 6: Final answer
    x = 227,574.66

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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.