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Finding the Fourth Proportional to 570,003.60, 854,803.80 and 195,939.60

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Solution

The fourth proportional to 570,003.60, 854,803.80 and 195,939.60 is: 293,840.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,003.60 : 854,803.80 = 195,939.60 : x
  2. Step 2: Convert to fraction form
    570,003.60/854,803.80 = 195,939.60/x
  3. Step 3: Cross multiply
    570,003.60x = 854,803.80 × 195,939.60
  4. Step 4: Simplify right side
    570,003.60x = 167,489,914,650.48
  5. Step 5: Solve for x
    x = 167,489,914,650.48/570,003.60
  6. Step 6: Final answer
    x = 293,840.10

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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.