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Finding the Fourth Proportional to 504,149.50, 695,740.89 and 277,809.58

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Solution

The fourth proportional to 504,149.50, 695,740.89 and 277,809.58 is: 383,385.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,149.50 : 695,740.89 = 277,809.58 : x
  2. Step 2: Convert to fraction form
    504,149.50/695,740.89 = 277,809.58/x
  3. Step 3: Cross multiply
    504,149.50x = 695,740.89 × 277,809.58
  4. Step 4: Simplify right side
    504,149.50x = 193,283,484,439.73
  5. Step 5: Solve for x
    x = 193,283,484,439.73/504,149.50
  6. Step 6: Final answer
    x = 383,385.25

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.