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Finding the Fourth Proportional to 227,034.40, 340,810.80 and 133,592.80

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Solution

The fourth proportional to 227,034.40, 340,810.80 and 133,592.80 is: 200,541.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,034.40 : 340,810.80 = 133,592.80 : x
  2. Step 2: Convert to fraction form
    227,034.40/340,810.80 = 133,592.80/x
  3. Step 3: Cross multiply
    227,034.40x = 340,810.80 × 133,592.80
  4. Step 4: Simplify right side
    227,034.40x = 45,529,869,042.24
  5. Step 5: Solve for x
    x = 45,529,869,042.24/227,034.40
  6. Step 6: Final answer
    x = 200,541.72

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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.