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Finding the Fourth Proportional to 196,010.91, 270,605.88 and 149,984.01

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Solution

The fourth proportional to 196,010.91, 270,605.88 and 149,984.01 is: 207,062.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,010.91 : 270,605.88 = 149,984.01 : x
  2. Step 2: Convert to fraction form
    196,010.91/270,605.88 = 149,984.01/x
  3. Step 3: Cross multiply
    196,010.91x = 270,605.88 × 149,984.01
  4. Step 4: Simplify right side
    196,010.91x = 40,586,555,011.98
  5. Step 5: Solve for x
    x = 40,586,555,011.98/196,010.91
  6. Step 6: Final answer
    x = 207,062.73

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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.