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Finding the Fourth Proportional to 504,704.43, 696,316.22 and 323,516.27

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Solution

The fourth proportional to 504,704.43, 696,316.22 and 323,516.27 is: 446,339.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,704.43 : 696,316.22 = 323,516.27 : x
  2. Step 2: Convert to fraction form
    504,704.43/696,316.22 = 323,516.27/x
  3. Step 3: Cross multiply
    504,704.43x = 696,316.22 × 323,516.27
  4. Step 4: Simplify right side
    504,704.43x = 225,269,623,562.11
  5. Step 5: Solve for x
    x = 225,269,623,562.11/504,704.43
  6. Step 6: Final answer
    x = 446,339.70

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Double scale
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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.