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Finding the Fourth Proportional to 270,343.98, 373,064.13 and 161,466.78

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Solution

The fourth proportional to 270,343.98, 373,064.13 and 161,466.78 is: 222,817.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,343.98 : 373,064.13 = 161,466.78 : x
  2. Step 2: Convert to fraction form
    270,343.98/373,064.13 = 161,466.78/x
  3. Step 3: Cross multiply
    270,343.98x = 373,064.13 × 161,466.78
  4. Step 4: Simplify right side
    270,343.98x = 60,237,463,804.60
  5. Step 5: Solve for x
    x = 60,237,463,804.60/270,343.98
  6. Step 6: Final answer
    x = 222,817.85

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1.5x scale

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.