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Finding the Fourth Proportional to 502,989.44, 694,130.06 and 273,548.93

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Solution

The fourth proportional to 502,989.44, 694,130.06 and 273,548.93 is: 377,500.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,989.44 : 694,130.06 = 273,548.93 : x
  2. Step 2: Convert to fraction form
    502,989.44/694,130.06 = 273,548.93/x
  3. Step 3: Cross multiply
    502,989.44x = 694,130.06 × 273,548.93
  4. Step 4: Simplify right side
    502,989.44x = 189,878,530,355.44
  5. Step 5: Solve for x
    x = 189,878,530,355.44/502,989.44
  6. Step 6: Final answer
    x = 377,500.04

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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.