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Finding the Fourth Proportional to 380,785.18, 525,314.44 and 244,793.88

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Solution

The fourth proportional to 380,785.18, 525,314.44 and 244,793.88 is: 337,706.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,785.18 : 525,314.44 = 244,793.88 : x
  2. Step 2: Convert to fraction form
    380,785.18/525,314.44 = 244,793.88/x
  3. Step 3: Cross multiply
    380,785.18x = 525,314.44 × 244,793.88
  4. Step 4: Simplify right side
    380,785.18x = 128,593,759,987.63
  5. Step 5: Solve for x
    x = 128,593,759,987.63/380,785.18
  6. Step 6: Final answer
    x = 337,706.84

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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.