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Finding the Fourth Proportional to 624,558.70, 937,275.45 and 269,827.30

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Solution

The fourth proportional to 624,558.70, 937,275.45 and 269,827.30 is: 404,929.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,558.70 : 937,275.45 = 269,827.30 : x
  2. Step 2: Convert to fraction form
    624,558.70/937,275.45 = 269,827.30/x
  3. Step 3: Cross multiply
    624,558.70x = 937,275.45 × 269,827.30
  4. Step 4: Simplify right side
    624,558.70x = 252,902,504,029.79
  5. Step 5: Solve for x
    x = 252,902,504,029.79/624,558.70
  6. Step 6: Final answer
    x = 404,929.92

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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.