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Finding the Fourth Proportional to 219,900.28, 303,466.08 and 119,298.28

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Solution

The fourth proportional to 219,900.28, 303,466.08 and 119,298.28 is: 164,633.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,900.28 : 303,466.08 = 119,298.28 : x
  2. Step 2: Convert to fraction form
    219,900.28/303,466.08 = 119,298.28/x
  3. Step 3: Cross multiply
    219,900.28x = 303,466.08 × 119,298.28
  4. Step 4: Simplify right side
    219,900.28x = 36,202,981,382.34
  5. Step 5: Solve for x
    x = 36,202,981,382.34/219,900.28
  6. Step 6: Final answer
    x = 164,633.63

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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.