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Finding the Fourth Proportional to 227,759.40, 341,639.10 and 224,260.20

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Solution

The fourth proportional to 227,759.40, 341,639.10 and 224,260.20 is: 336,390.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,759.40 : 341,639.10 = 224,260.20 : x
  2. Step 2: Convert to fraction form
    227,759.40/341,639.10 = 224,260.20/x
  3. Step 3: Cross multiply
    227,759.40x = 341,639.10 × 224,260.20
  4. Step 4: Simplify right side
    227,759.40x = 76,616,052,893.82
  5. Step 5: Solve for x
    x = 76,616,052,893.82/227,759.40
  6. Step 6: Final answer
    x = 336,390.30

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1.5x scale

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.