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Finding the Fourth Proportional to 411,785.41, 568,269.67 and 237,259.16

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Solution

The fourth proportional to 411,785.41, 568,269.67 and 237,259.16 is: 327,420.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,785.41 : 568,269.67 = 237,259.16 : x
  2. Step 2: Convert to fraction form
    411,785.41/568,269.67 = 237,259.16/x
  3. Step 3: Cross multiply
    411,785.41x = 568,269.67 × 237,259.16
  4. Step 4: Simplify right side
    411,785.41x = 134,827,183,699.05
  5. Step 5: Solve for x
    x = 134,827,183,699.05/411,785.41
  6. Step 6: Final answer
    x = 327,420.98

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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.