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Finding the Fourth Proportional to 569,980.60, 854,769.30 and 195,916.60

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Solution

The fourth proportional to 569,980.60, 854,769.30 and 195,916.60 is: 293,805.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,980.60 : 854,769.30 = 195,916.60 : x
  2. Step 2: Convert to fraction form
    569,980.60/854,769.30 = 195,916.60/x
  3. Step 3: Cross multiply
    569,980.60x = 854,769.30 × 195,916.60
  4. Step 4: Simplify right side
    569,980.60x = 167,463,495,040.38
  5. Step 5: Solve for x
    x = 167,463,495,040.38/569,980.60
  6. Step 6: Final answer
    x = 293,805.61

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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.