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Finding the Fourth Proportional to 200,732.70, 300,753.45 and 169,628.70

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Solution

The fourth proportional to 200,732.70, 300,753.45 and 169,628.70 is: 254,151.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,732.70 : 300,753.45 = 169,628.70 : x
  2. Step 2: Convert to fraction form
    200,732.70/300,753.45 = 169,628.70/x
  3. Step 3: Cross multiply
    200,732.70x = 300,753.45 × 169,628.70
  4. Step 4: Simplify right side
    200,732.70x = 51,016,416,744.02
  5. Step 5: Solve for x
    x = 51,016,416,744.02/200,732.70
  6. Step 6: Final answer
    x = 254,151.00

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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.