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Finding the Fourth Proportional to 196,306.80, 294,022.80 and 170,062.80

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Solution

The fourth proportional to 196,306.80, 294,022.80 and 170,062.80 is: 254,715.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,306.80 : 294,022.80 = 170,062.80 : x
  2. Step 2: Convert to fraction form
    196,306.80/294,022.80 = 170,062.80/x
  3. Step 3: Cross multiply
    196,306.80x = 294,022.80 × 170,062.80
  4. Step 4: Simplify right side
    196,306.80x = 50,002,340,631.84
  5. Step 5: Solve for x
    x = 50,002,340,631.84/196,306.80
  6. Step 6: Final answer
    x = 254,715.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.