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Finding the Fourth Proportional to 339,533.66, 468,529.03 and 196,302.94

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Solution

The fourth proportional to 339,533.66, 468,529.03 and 196,302.94 is: 270,882.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,533.66 : 468,529.03 = 196,302.94 : x
  2. Step 2: Convert to fraction form
    339,533.66/468,529.03 = 196,302.94/x
  3. Step 3: Cross multiply
    339,533.66x = 468,529.03 × 196,302.94
  4. Step 4: Simplify right side
    339,533.66x = 91,973,625,138.40
  5. Step 5: Solve for x
    x = 91,973,625,138.40/339,533.66
  6. Step 6: Final answer
    x = 270,882.20

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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.