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Finding the Fourth Proportional to 339,012.08, 467,836.20 and 186,051.12

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Solution

The fourth proportional to 339,012.08, 467,836.20 and 186,051.12 is: 256,750.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,012.08 : 467,836.20 = 186,051.12 : x
  2. Step 2: Convert to fraction form
    339,012.08/467,836.20 = 186,051.12/x
  3. Step 3: Cross multiply
    339,012.08x = 467,836.20 × 186,051.12
  4. Step 4: Simplify right side
    339,012.08x = 87,041,448,986.54
  5. Step 5: Solve for x
    x = 87,041,448,986.54/339,012.08
  6. Step 6: Final answer
    x = 256,750.29

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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.