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Finding the Fourth Proportional to 293,233.80, 404,663.94 and 165,934.20

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Solution

The fourth proportional to 293,233.80, 404,663.94 and 165,934.20 is: 228,989.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,233.80 : 404,663.94 = 165,934.20 : x
  2. Step 2: Convert to fraction form
    293,233.80/404,663.94 = 165,934.20/x
  3. Step 3: Cross multiply
    293,233.80x = 404,663.94 × 165,934.20
  4. Step 4: Simplify right side
    293,233.80x = 67,147,587,152.75
  5. Step 5: Solve for x
    x = 67,147,587,152.75/293,233.80
  6. Step 6: Final answer
    x = 228,989.93

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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.