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Finding the Fourth Proportional to 339,771.35, 468,885.41 and 186,825.18

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Solution

The fourth proportional to 339,771.35, 468,885.41 and 186,825.18 is: 257,819.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,771.35 : 468,885.41 = 186,825.18 : x
  2. Step 2: Convert to fraction form
    339,771.35/468,885.41 = 186,825.18/x
  3. Step 3: Cross multiply
    339,771.35x = 468,885.41 × 186,825.18
  4. Step 4: Simplify right side
    339,771.35x = 87,599,600,188.50
  5. Step 5: Solve for x
    x = 87,599,600,188.50/339,771.35
  6. Step 6: Final answer
    x = 257,819.27

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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.