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Finding the Fourth Proportional to 266,418.45, 367,596.90 and 158,967.63

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Solution

The fourth proportional to 266,418.45, 367,596.90 and 158,967.63 is: 219,339.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,418.45 : 367,596.90 = 158,967.63 : x
  2. Step 2: Convert to fraction form
    266,418.45/367,596.90 = 158,967.63/x
  3. Step 3: Cross multiply
    266,418.45x = 367,596.90 × 158,967.63
  4. Step 4: Simplify right side
    266,418.45x = 58,436,007,988.35
  5. Step 5: Solve for x
    x = 58,436,007,988.35/266,418.45
  6. Step 6: Final answer
    x = 219,339.19

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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.