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Finding the Fourth Proportional to 503,270.52, 694,507.26 and 374,783.88

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Solution

The fourth proportional to 503,270.52, 694,507.26 and 374,783.88 is: 517,197.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,270.52 : 694,507.26 = 374,783.88 : x
  2. Step 2: Convert to fraction form
    503,270.52/694,507.26 = 374,783.88/x
  3. Step 3: Cross multiply
    503,270.52x = 694,507.26 × 374,783.88
  4. Step 4: Simplify right side
    503,270.52x = 260,290,125,590.97
  5. Step 5: Solve for x
    x = 260,290,125,590.97/503,270.52
  6. Step 6: Final answer
    x = 517,197.24

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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.