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Finding the Fourth Proportional to 503,874.06, 695,314.29 and 277,519.56

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Solution

The fourth proportional to 503,874.06, 695,314.29 and 277,519.56 is: 382,959.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,874.06 : 695,314.29 = 277,519.56 : x
  2. Step 2: Convert to fraction form
    503,874.06/695,314.29 = 277,519.56/x
  3. Step 3: Cross multiply
    503,874.06x = 695,314.29 × 277,519.56
  4. Step 4: Simplify right side
    503,874.06x = 192,963,315,822.51
  5. Step 5: Solve for x
    x = 192,963,315,822.51/503,874.06
  6. Step 6: Final answer
    x = 382,959.42

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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.