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Finding the Fourth Proportional to 188,246.52, 280,709.19 and 162,119.16

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Solution

The fourth proportional to 188,246.52, 280,709.19 and 162,119.16 is: 241,748.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,246.52 : 280,709.19 = 162,119.16 : x
  2. Step 2: Convert to fraction form
    188,246.52/280,709.19 = 162,119.16/x
  3. Step 3: Cross multiply
    188,246.52x = 280,709.19 × 162,119.16
  4. Step 4: Simplify right side
    188,246.52x = 45,508,338,087.08
  5. Step 5: Solve for x
    x = 45,508,338,087.08/188,246.52
  6. Step 6: Final answer
    x = 241,748.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.