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Finding the Fourth Proportional to 275,751.59, 380,682.32 and 185,581.58

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Solution

The fourth proportional to 275,751.59, 380,682.32 and 185,581.58 is: 256,200.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,751.59 : 380,682.32 = 185,581.58 : x
  2. Step 2: Convert to fraction form
    275,751.59/380,682.32 = 185,581.58/x
  3. Step 3: Cross multiply
    275,751.59x = 380,682.32 × 185,581.58
  4. Step 4: Simplify right side
    275,751.59x = 70,647,623,592.35
  5. Step 5: Solve for x
    x = 70,647,623,592.35/275,751.59
  6. Step 6: Final answer
    x = 256,200.24

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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.