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Finding the Fourth Proportional to 503,892.82, 695,371.95 and 277,538.32

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Solution

The fourth proportional to 503,892.82, 695,371.95 and 277,538.32 is: 383,002.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,892.82 : 695,371.95 = 277,538.32 : x
  2. Step 2: Convert to fraction form
    503,892.82/695,371.95 = 277,538.32/x
  3. Step 3: Cross multiply
    503,892.82x = 695,371.95 × 277,538.32
  4. Step 4: Simplify right side
    503,892.82x = 192,992,362,778.12
  5. Step 5: Solve for x
    x = 192,992,362,778.12/503,892.82
  6. Step 6: Final answer
    x = 383,002.80

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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.