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Finding the Fourth Proportional to 376,567.33, 519,671.96 and 206,805.10

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Solution

The fourth proportional to 376,567.33, 519,671.96 and 206,805.10 is: 285,396.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,567.33 : 519,671.96 = 206,805.10 : x
  2. Step 2: Convert to fraction form
    376,567.33/519,671.96 = 206,805.10/x
  3. Step 3: Cross multiply
    376,567.33x = 519,671.96 × 206,805.10
  4. Step 4: Simplify right side
    376,567.33x = 107,470,811,655.00
  5. Step 5: Solve for x
    x = 107,470,811,655.00/376,567.33
  6. Step 6: Final answer
    x = 285,396.01

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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.