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Finding the Fourth Proportional to 227,884.32, 341,760.60 and 87,609.60

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Solution

The fourth proportional to 227,884.32, 341,760.60 and 87,609.60 is: 131,389.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,884.32 : 341,760.60 = 87,609.60 : x
  2. Step 2: Convert to fraction form
    227,884.32/341,760.60 = 87,609.60/x
  3. Step 3: Cross multiply
    227,884.32x = 341,760.60 × 87,609.60
  4. Step 4: Simplify right side
    227,884.32x = 29,941,509,461.76
  5. Step 5: Solve for x
    x = 29,941,509,461.76/227,884.32
  6. Step 6: Final answer
    x = 131,389.07

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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.