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Finding the Fourth Proportional to 339,626.28, 468,683.01 and 186,674.70

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Solution

The fourth proportional to 339,626.28, 468,683.01 and 186,674.70 is: 257,610.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,626.28 : 468,683.01 = 186,674.70 : x
  2. Step 2: Convert to fraction form
    339,626.28/468,683.01 = 186,674.70/x
  3. Step 3: Cross multiply
    339,626.28x = 468,683.01 × 186,674.70
  4. Step 4: Simplify right side
    339,626.28x = 87,491,260,286.85
  5. Step 5: Solve for x
    x = 87,491,260,286.85/339,626.28
  6. Step 6: Final answer
    x = 257,610.40

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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.