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Finding the Fourth Proportional to 366,012.09, 505,119.11 and 204,877.17

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Solution

The fourth proportional to 366,012.09, 505,119.11 and 204,877.17 is: 282,743.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,012.09 : 505,119.11 = 204,877.17 : x
  2. Step 2: Convert to fraction form
    366,012.09/505,119.11 = 204,877.17/x
  3. Step 3: Cross multiply
    366,012.09x = 505,119.11 × 204,877.17
  4. Step 4: Simplify right side
    366,012.09x = 103,487,372,745.33
  5. Step 5: Solve for x
    x = 103,487,372,745.33/366,012.09
  6. Step 6: Final answer
    x = 282,743.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.