Home / 412,226.47-617,289.94-271,558.63

Finding the Fourth Proportional to 412,226.47, 617,289.94 and 271,558.63

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Solution

The fourth proportional to 412,226.47, 617,289.94 and 271,558.63 is: 406,646.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,226.47 : 617,289.94 = 271,558.63 : x
  2. Step 2: Convert to fraction form
    412,226.47/617,289.94 = 271,558.63/x
  3. Step 3: Cross multiply
    412,226.47x = 617,289.94 × 271,558.63
  4. Step 4: Simplify right side
    412,226.47x = 167,630,410,419.18
  5. Step 5: Solve for x
    x = 167,630,410,419.18/412,226.47
  6. Step 6: Final answer
    x = 406,646.40

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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.