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Finding the Fourth Proportional to 266,068.87, 367,010.84 and 189,612.46

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Solution

The fourth proportional to 266,068.87, 367,010.84 and 189,612.46 is: 261,548.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,068.87 : 367,010.84 = 189,612.46 : x
  2. Step 2: Convert to fraction form
    266,068.87/367,010.84 = 189,612.46/x
  3. Step 3: Cross multiply
    266,068.87x = 367,010.84 × 189,612.46
  4. Step 4: Simplify right side
    266,068.87x = 69,589,829,151.86
  5. Step 5: Solve for x
    x = 69,589,829,151.86/266,068.87
  6. Step 6: Final answer
    x = 261,548.18

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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.