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Finding the Fourth Proportional to 518,059.15, 776,858.33 and 237,662.35

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Solution

The fourth proportional to 518,059.15, 776,858.33 and 237,662.35 is: 356,387.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,059.15 : 776,858.33 = 237,662.35 : x
  2. Step 2: Convert to fraction form
    518,059.15/776,858.33 = 237,662.35/x
  3. Step 3: Cross multiply
    518,059.15x = 776,858.33 × 237,662.35
  4. Step 4: Simplify right side
    518,059.15x = 184,629,975,136.56
  5. Step 5: Solve for x
    x = 184,629,975,136.56/518,059.15
  6. Step 6: Final answer
    x = 356,387.83

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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.