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Finding the Fourth Proportional to 293,432.61, 404,946.63 and 166,105.47

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Solution

The fourth proportional to 293,432.61, 404,946.63 and 166,105.47 is: 229,231.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,432.61 : 404,946.63 = 166,105.47 : x
  2. Step 2: Convert to fraction form
    293,432.61/404,946.63 = 166,105.47/x
  3. Step 3: Cross multiply
    293,432.61x = 404,946.63 × 166,105.47
  4. Step 4: Simplify right side
    293,432.61x = 67,263,850,301.07
  5. Step 5: Solve for x
    x = 67,263,850,301.07/293,432.61
  6. Step 6: Final answer
    x = 229,231.00

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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.