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Finding the Fourth Proportional to 505,791.00, 697,983.44 and 276,343.36

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Solution

The fourth proportional to 505,791.00, 697,983.44 and 276,343.36 is: 381,349.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,791.00 : 697,983.44 = 276,343.36 : x
  2. Step 2: Convert to fraction form
    505,791.00/697,983.44 = 276,343.36/x
  3. Step 3: Cross multiply
    505,791.00x = 697,983.44 × 276,343.36
  4. Step 4: Simplify right side
    505,791.00x = 192,883,091,124.35
  5. Step 5: Solve for x
    x = 192,883,091,124.35/505,791.00
  6. Step 6: Final answer
    x = 381,349.39

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1.5x scale

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.