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Finding the Fourth Proportional to 244,622.55, 366,915.60 and 102,431.10

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Solution

The fourth proportional to 244,622.55, 366,915.60 and 102,431.10 is: 153,639.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,622.55 : 366,915.60 = 102,431.10 : x
  2. Step 2: Convert to fraction form
    244,622.55/366,915.60 = 102,431.10/x
  3. Step 3: Cross multiply
    244,622.55x = 366,915.60 × 102,431.10
  4. Step 4: Simplify right side
    244,622.55x = 37,583,568,515.16
  5. Step 5: Solve for x
    x = 37,583,568,515.16/244,622.55
  6. Step 6: Final answer
    x = 153,639.02

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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.