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Finding the Fourth Proportional to 320,999.44, 481,498.04 and 96,358.97

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Solution

The fourth proportional to 320,999.44, 481,498.04 and 96,358.97 is: 144,538.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,999.44 : 481,498.04 = 96,358.97 : x
  2. Step 2: Convert to fraction form
    320,999.44/481,498.04 = 96,358.97/x
  3. Step 3: Cross multiply
    320,999.44x = 481,498.04 × 96,358.97
  4. Step 4: Simplify right side
    320,999.44x = 46,396,653,024.83
  5. Step 5: Solve for x
    x = 46,396,653,024.83/320,999.44
  6. Step 6: Final answer
    x = 144,538.11

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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.