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Finding the Fourth Proportional to 226,368.45, 339,060.60 and 137,466.90

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Solution

The fourth proportional to 226,368.45, 339,060.60 and 137,466.90 is: 205,901.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,368.45 : 339,060.60 = 137,466.90 : x
  2. Step 2: Convert to fraction form
    226,368.45/339,060.60 = 137,466.90/x
  3. Step 3: Cross multiply
    226,368.45x = 339,060.60 × 137,466.90
  4. Step 4: Simplify right side
    226,368.45x = 46,609,609,594.14
  5. Step 5: Solve for x
    x = 46,609,609,594.14/226,368.45
  6. Step 6: Final answer
    x = 205,901.53

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1.5x scale

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.