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Finding the Fourth Proportional to 569,363.94, 854,134.47 and 190,167.30

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Solution

The fourth proportional to 569,363.94, 854,134.47 and 190,167.30 is: 285,280.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,363.94 : 854,134.47 = 190,167.30 : x
  2. Step 2: Convert to fraction form
    569,363.94/854,134.47 = 190,167.30/x
  3. Step 3: Cross multiply
    569,363.94x = 854,134.47 × 190,167.30
  4. Step 4: Simplify right side
    569,363.94x = 162,428,445,996.83
  5. Step 5: Solve for x
    x = 162,428,445,996.83/569,363.94
  6. Step 6: Final answer
    x = 285,280.53

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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.