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Finding the Fourth Proportional to 230,755, 318,586.04 and 176,936.56

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Solution

The fourth proportional to 230,755, 318,586.04 and 176,936.56 is: 244,282.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,755 : 318,586.04 = 176,936.56 : x
  2. Step 2: Convert to fraction form
    230,755/318,586.04 = 176,936.56/x
  3. Step 3: Cross multiply
    230,755x = 318,586.04 × 176,936.56
  4. Step 4: Simplify right side
    230,755x = 56,369,517,981.62
  5. Step 5: Solve for x
    x = 56,369,517,981.62/230,755
  6. Step 6: Final answer
    x = 244,282.98

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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.