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Finding the Fourth Proportional to 634,858.12, 952,183.26 and 235,405

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Solution

The fourth proportional to 634,858.12, 952,183.26 and 235,405 is: 353,068.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,858.12 : 952,183.26 = 235,405 : x
  2. Step 2: Convert to fraction form
    634,858.12/952,183.26 = 235,405/x
  3. Step 3: Cross multiply
    634,858.12x = 952,183.26 × 235,405
  4. Step 4: Simplify right side
    634,858.12x = 224,148,700,320.30
  5. Step 5: Solve for x
    x = 224,148,700,320.30/634,858.12
  6. Step 6: Final answer
    x = 353,068.97

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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.