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Finding the Fourth Proportional to 504,081, 695,631.84 and 277,731.36

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Solution

The fourth proportional to 504,081, 695,631.84 and 277,731.36 is: 383,269.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,081 : 695,631.84 = 277,731.36 : x
  2. Step 2: Convert to fraction form
    504,081/695,631.84 = 277,731.36/x
  3. Step 3: Cross multiply
    504,081x = 695,631.84 × 277,731.36
  4. Step 4: Simplify right side
    504,081x = 193,198,776,982.50
  5. Step 5: Solve for x
    x = 193,198,776,982.50/504,081
  6. Step 6: Final answer
    x = 383,269.31

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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.