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Finding the Fourth Proportional to 341,460.96, 471,242.20 and 188,528.60

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Solution

The fourth proportional to 341,460.96, 471,242.20 and 188,528.60 is: 260,183.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,460.96 : 471,242.20 = 188,528.60 : x
  2. Step 2: Convert to fraction form
    341,460.96/471,242.20 = 188,528.60/x
  3. Step 3: Cross multiply
    341,460.96x = 471,242.20 × 188,528.60
  4. Step 4: Simplify right side
    341,460.96x = 88,842,632,226.92
  5. Step 5: Solve for x
    x = 88,842,632,226.92/341,460.96
  6. Step 6: Final answer
    x = 260,183.86

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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.