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Finding the Fourth Proportional to 541,883.44, 812,939.30 and 204,916.63

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Solution

The fourth proportional to 541,883.44, 812,939.30 and 204,916.63 is: 307,418.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,883.44 : 812,939.30 = 204,916.63 : x
  2. Step 2: Convert to fraction form
    541,883.44/812,939.30 = 204,916.63/x
  3. Step 3: Cross multiply
    541,883.44x = 812,939.30 × 204,916.63
  4. Step 4: Simplify right side
    541,883.44x = 166,584,782,758.32
  5. Step 5: Solve for x
    x = 166,584,782,758.32/541,883.44
  6. Step 6: Final answer
    x = 307,418.11

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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.