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Finding the Fourth Proportional to 589,604.64, 884,406.96 and 146,372.64

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Solution

The fourth proportional to 589,604.64, 884,406.96 and 146,372.64 is: 219,558.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,604.64 : 884,406.96 = 146,372.64 : x
  2. Step 2: Convert to fraction form
    589,604.64/884,406.96 = 146,372.64/x
  3. Step 3: Cross multiply
    589,604.64x = 884,406.96 × 146,372.64
  4. Step 4: Simplify right side
    589,604.64x = 129,452,981,569.57
  5. Step 5: Solve for x
    x = 129,452,981,569.57/589,604.64
  6. Step 6: Final answer
    x = 219,558.96

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Similar ratio
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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.