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Finding the Fourth Proportional to 297,656.35, 410,753.98 and 176,794.43

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Solution

The fourth proportional to 297,656.35, 410,753.98 and 176,794.43 is: 243,969.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,656.35 : 410,753.98 = 176,794.43 : x
  2. Step 2: Convert to fraction form
    297,656.35/410,753.98 = 176,794.43/x
  3. Step 3: Cross multiply
    297,656.35x = 410,753.98 × 176,794.43
  4. Step 4: Simplify right side
    297,656.35x = 72,619,014,295.46
  5. Step 5: Solve for x
    x = 72,619,014,295.46/297,656.35
  6. Step 6: Final answer
    x = 243,969.31

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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.