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Finding the Fourth Proportional to 338,533.85, 467,191.03 and 193,363.52

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Solution

The fourth proportional to 338,533.85, 467,191.03 and 193,363.52 is: 266,849.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,533.85 : 467,191.03 = 193,363.52 : x
  2. Step 2: Convert to fraction form
    338,533.85/467,191.03 = 193,363.52/x
  3. Step 3: Cross multiply
    338,533.85x = 467,191.03 × 193,363.52
  4. Step 4: Simplify right side
    338,533.85x = 90,337,702,757.79
  5. Step 5: Solve for x
    x = 90,337,702,757.79/338,533.85
  6. Step 6: Final answer
    x = 266,849.84

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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.