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Finding the Fourth Proportional to 293,398.86, 404,900.07 and 166,071.72

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Solution

The fourth proportional to 293,398.86, 404,900.07 and 166,071.72 is: 229,184.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,398.86 : 404,900.07 = 166,071.72 : x
  2. Step 2: Convert to fraction form
    293,398.86/404,900.07 = 166,071.72/x
  3. Step 3: Cross multiply
    293,398.86x = 404,900.07 × 166,071.72
  4. Step 4: Simplify right side
    293,398.86x = 67,242,451,053.02
  5. Step 5: Solve for x
    x = 67,242,451,053.02/293,398.86
  6. Step 6: Final answer
    x = 229,184.43

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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.