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Finding the Fourth Proportional to 557,764.98, 836,747.91 and 203,276.58

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Solution

The fourth proportional to 557,764.98, 836,747.91 and 203,276.58 is: 304,951.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,764.98 : 836,747.91 = 203,276.58 : x
  2. Step 2: Convert to fraction form
    557,764.98/836,747.91 = 203,276.58/x
  3. Step 3: Cross multiply
    557,764.98x = 836,747.91 × 203,276.58
  4. Step 4: Simplify right side
    557,764.98x = 170,091,253,466.95
  5. Step 5: Solve for x
    x = 170,091,253,466.95/557,764.98
  6. Step 6: Final answer
    x = 304,951.48

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1.5x scale

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.