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Finding the Fourth Proportional to 204,004.40, 305,423.40 and 183,009.20

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Solution

The fourth proportional to 204,004.40, 305,423.40 and 183,009.20 is: 273,990.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,004.40 : 305,423.40 = 183,009.20 : x
  2. Step 2: Convert to fraction form
    204,004.40/305,423.40 = 183,009.20/x
  3. Step 3: Cross multiply
    204,004.40x = 305,423.40 × 183,009.20
  4. Step 4: Simplify right side
    204,004.40x = 55,895,292,095.28
  5. Step 5: Solve for x
    x = 55,895,292,095.28/204,004.40
  6. Step 6: Final answer
    x = 273,990.62

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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.