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Finding the Fourth Proportional to 227,776.40, 341,664.60 and 224,277.20

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Solution

The fourth proportional to 227,776.40, 341,664.60 and 224,277.20 is: 336,415.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,776.40 : 341,664.60 = 224,277.20 : x
  2. Step 2: Convert to fraction form
    227,776.40/341,664.60 = 224,277.20/x
  3. Step 3: Cross multiply
    227,776.40x = 341,664.60 × 224,277.20
  4. Step 4: Simplify right side
    227,776.40x = 76,627,579,827.12
  5. Step 5: Solve for x
    x = 76,627,579,827.12/227,776.40
  6. Step 6: Final answer
    x = 336,415.80

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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.