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Finding the Fourth Proportional to 503,908.53, 695,393.64 and 277,554.03

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Solution

The fourth proportional to 503,908.53, 695,393.64 and 277,554.03 is: 383,024.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,908.53 : 695,393.64 = 277,554.03 : x
  2. Step 2: Convert to fraction form
    503,908.53/695,393.64 = 277,554.03/x
  3. Step 3: Cross multiply
    503,908.53x = 695,393.64 × 277,554.03
  4. Step 4: Simplify right side
    503,908.53x = 193,009,307,218.37
  5. Step 5: Solve for x
    x = 193,009,307,218.37/503,908.53
  6. Step 6: Final answer
    x = 383,024.49

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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.