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Finding the Fourth Proportional to 244,311.66, 366,478.56 and 66,814.74

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Solution

The fourth proportional to 244,311.66, 366,478.56 and 66,814.74 is: 100,225.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,311.66 : 366,478.56 = 66,814.74 : x
  2. Step 2: Convert to fraction form
    244,311.66/366,478.56 = 66,814.74/x
  3. Step 3: Cross multiply
    244,311.66x = 366,478.56 × 66,814.74
  4. Step 4: Simplify right side
    244,311.66x = 24,486,169,701.97
  5. Step 5: Solve for x
    x = 24,486,169,701.97/244,311.66
  6. Step 6: Final answer
    x = 100,225.14

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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.