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Finding the Fourth Proportional to 264,078.30, 395,680.05 and 224,712.30

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Solution

The fourth proportional to 264,078.30, 395,680.05 and 224,712.30 is: 336,696.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,078.30 : 395,680.05 = 224,712.30 : x
  2. Step 2: Convert to fraction form
    264,078.30/395,680.05 = 224,712.30/x
  3. Step 3: Cross multiply
    264,078.30x = 395,680.05 × 224,712.30
  4. Step 4: Simplify right side
    264,078.30x = 88,914,174,099.62
  5. Step 5: Solve for x
    x = 88,914,174,099.62/264,078.30
  6. Step 6: Final answer
    x = 336,696.25

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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.