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Finding the Fourth Proportional to 570,004.60, 854,805.30 and 195,940.60

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Solution

The fourth proportional to 570,004.60, 854,805.30 and 195,940.60 is: 293,841.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,004.60 : 854,805.30 = 195,940.60 : x
  2. Step 2: Convert to fraction form
    570,004.60/854,805.30 = 195,940.60/x
  3. Step 3: Cross multiply
    570,004.60x = 854,805.30 × 195,940.60
  4. Step 4: Simplify right side
    570,004.60x = 167,491,063,365.18
  5. Step 5: Solve for x
    x = 167,491,063,365.18/570,004.60
  6. Step 6: Final answer
    x = 293,841.60

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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.