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Finding the Fourth Proportional to 227,840.60, 341,760.90 and 132,973.40

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Solution

The fourth proportional to 227,840.60, 341,760.90 and 132,973.40 is: 199,460.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,840.60 : 341,760.90 = 132,973.40 : x
  2. Step 2: Convert to fraction form
    227,840.60/341,760.90 = 132,973.40/x
  3. Step 3: Cross multiply
    227,840.60x = 341,760.90 × 132,973.40
  4. Step 4: Simplify right side
    227,840.60x = 45,445,108,860.06
  5. Step 5: Solve for x
    x = 45,445,108,860.06/227,840.60
  6. Step 6: Final answer
    x = 199,460.10

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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.