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Finding the Fourth Proportional to 541,655.36, 812,558.66 and 226,039.96

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Solution

The fourth proportional to 541,655.36, 812,558.66 and 226,039.96 is: 339,091.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,655.36 : 812,558.66 = 226,039.96 : x
  2. Step 2: Convert to fraction form
    541,655.36/812,558.66 = 226,039.96/x
  3. Step 3: Cross multiply
    541,655.36x = 812,558.66 × 226,039.96
  4. Step 4: Simplify right side
    541,655.36x = 183,670,727,004.05
  5. Step 5: Solve for x
    x = 183,670,727,004.05/541,655.36
  6. Step 6: Final answer
    x = 339,091.50

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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.