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Finding the Fourth Proportional to 339,616.32, 468,674.82 and 186,671.19

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Solution

The fourth proportional to 339,616.32, 468,674.82 and 186,671.19 is: 257,608.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,616.32 : 468,674.82 = 186,671.19 : x
  2. Step 2: Convert to fraction form
    339,616.32/468,674.82 = 186,671.19/x
  3. Step 3: Cross multiply
    339,616.32x = 468,674.82 × 186,671.19
  4. Step 4: Simplify right side
    339,616.32x = 87,488,086,372.44
  5. Step 5: Solve for x
    x = 87,488,086,372.44/339,616.32
  6. Step 6: Final answer
    x = 257,608.60

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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.