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Finding the Fourth Proportional to 536,540.06, 740,425.06 and 294,838.22

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Solution

The fourth proportional to 536,540.06, 740,425.06 and 294,838.22 is: 406,876.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,540.06 : 740,425.06 = 294,838.22 : x
  2. Step 2: Convert to fraction form
    536,540.06/740,425.06 = 294,838.22/x
  3. Step 3: Cross multiply
    536,540.06x = 740,425.06 × 294,838.22
  4. Step 4: Simplify right side
    536,540.06x = 218,305,606,733.79
  5. Step 5: Solve for x
    x = 218,305,606,733.79/536,540.06
  6. Step 6: Final answer
    x = 406,876.62

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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.