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Finding the Fourth Proportional to 557,941.56, 836,718.42 and 238,080.48

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Solution

The fourth proportional to 557,941.56, 836,718.42 and 238,080.48 is: 357,037.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,941.56 : 836,718.42 = 238,080.48 : x
  2. Step 2: Convert to fraction form
    557,941.56/836,718.42 = 238,080.48/x
  3. Step 3: Cross multiply
    557,941.56x = 836,718.42 × 238,080.48
  4. Step 4: Simplify right side
    557,941.56x = 199,206,323,058.44
  5. Step 5: Solve for x
    x = 199,206,323,058.44/557,941.56
  6. Step 6: Final answer
    x = 357,037.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.