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Finding the Fourth Proportional to 611,238.56, 843,596.92 and 366,232.98

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Solution

The fourth proportional to 611,238.56, 843,596.92 and 366,232.98 is: 505,454.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,238.56 : 843,596.92 = 366,232.98 : x
  2. Step 2: Convert to fraction form
    611,238.56/843,596.92 = 366,232.98/x
  3. Step 3: Cross multiply
    611,238.56x = 843,596.92 × 366,232.98
  4. Step 4: Simplify right side
    611,238.56x = 308,953,013,930.42
  5. Step 5: Solve for x
    x = 308,953,013,930.42/611,238.56
  6. Step 6: Final answer
    x = 505,454.06

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1.5x scale

Why These Related Problems?

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