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Finding the Fourth Proportional to 196,370.52, 270,989.58 and 119,873.52

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Solution

The fourth proportional to 196,370.52, 270,989.58 and 119,873.52 is: 165,424.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,370.52 : 270,989.58 = 119,873.52 : x
  2. Step 2: Convert to fraction form
    196,370.52/270,989.58 = 119,873.52/x
  3. Step 3: Cross multiply
    196,370.52x = 270,989.58 × 119,873.52
  4. Step 4: Simplify right side
    196,370.52x = 32,484,474,837.92
  5. Step 5: Solve for x
    x = 32,484,474,837.92/196,370.52
  6. Step 6: Final answer
    x = 165,424.40

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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.