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Finding the Fourth Proportional to 504,168.50, 695,767.38 and 277,828.58

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Solution

The fourth proportional to 504,168.50, 695,767.38 and 277,828.58 is: 383,411.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,168.50 : 695,767.38 = 277,828.58 : x
  2. Step 2: Convert to fraction form
    504,168.50/695,767.38 = 277,828.58/x
  3. Step 3: Cross multiply
    504,168.50x = 695,767.38 × 277,828.58
  4. Step 4: Simplify right side
    504,168.50x = 193,304,063,195.72
  5. Step 5: Solve for x
    x = 193,304,063,195.72/504,168.50
  6. Step 6: Final answer
    x = 383,411.62

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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.