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Finding the Fourth Proportional to 550,606.56, 825,908.22 and 151,247.74

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Solution

The fourth proportional to 550,606.56, 825,908.22 and 151,247.74 is: 226,871.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,606.56 : 825,908.22 = 151,247.74 : x
  2. Step 2: Convert to fraction form
    550,606.56/825,908.22 = 151,247.74/x
  3. Step 3: Cross multiply
    550,606.56x = 825,908.22 × 151,247.74
  4. Step 4: Simplify right side
    550,606.56x = 124,916,751,722.42
  5. Step 5: Solve for x
    x = 124,916,751,722.42/550,606.56
  6. Step 6: Final answer
    x = 226,871.16

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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.