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Finding the Fourth Proportional to 339,759.77, 468,869.41 and 186,813.59

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Solution

The fourth proportional to 339,759.77, 468,869.41 and 186,813.59 is: 257,803.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,759.77 : 468,869.41 = 186,813.59 : x
  2. Step 2: Convert to fraction form
    339,759.77/468,869.41 = 186,813.59/x
  3. Step 3: Cross multiply
    339,759.77x = 468,869.41 × 186,813.59
  4. Step 4: Simplify right side
    339,759.77x = 87,591,178,249.84
  5. Step 5: Solve for x
    x = 87,591,178,249.84/339,759.77
  6. Step 6: Final answer
    x = 257,803.27

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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.