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Finding the Fourth Proportional to 607,953.44, 911,791.34 and 228,914.14

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Solution

The fourth proportional to 607,953.44, 911,791.34 and 228,914.14 is: 343,318.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,953.44 : 911,791.34 = 228,914.14 : x
  2. Step 2: Convert to fraction form
    607,953.44/911,791.34 = 228,914.14/x
  3. Step 3: Cross multiply
    607,953.44x = 911,791.34 × 228,914.14
  4. Step 4: Simplify right side
    607,953.44x = 208,721,927,889.93
  5. Step 5: Solve for x
    x = 208,721,927,889.93/607,953.44
  6. Step 6: Final answer
    x = 343,318.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.