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Finding the Fourth Proportional to 204,000.40, 305,417.40 and 183,005.20

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Solution

The fourth proportional to 204,000.40, 305,417.40 and 183,005.20 is: 273,984.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,000.40 : 305,417.40 = 183,005.20 : x
  2. Step 2: Convert to fraction form
    204,000.40/305,417.40 = 183,005.20/x
  3. Step 3: Cross multiply
    204,000.40x = 305,417.40 × 183,005.20
  4. Step 4: Simplify right side
    204,000.40x = 55,892,972,370.48
  5. Step 5: Solve for x
    x = 55,892,972,370.48/204,000.40
  6. Step 6: Final answer
    x = 273,984.62

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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.