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Finding the Fourth Proportional to 322,002.51, 483,225.22 and 111,640.45

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Solution

The fourth proportional to 322,002.51, 483,225.22 and 111,640.45 is: 167,537.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,002.51 : 483,225.22 = 111,640.45 : x
  2. Step 2: Convert to fraction form
    322,002.51/483,225.22 = 111,640.45/x
  3. Step 3: Cross multiply
    322,002.51x = 483,225.22 × 111,640.45
  4. Step 4: Simplify right side
    322,002.51x = 53,947,481,012.15
  5. Step 5: Solve for x
    x = 53,947,481,012.15/322,002.51
  6. Step 6: Final answer
    x = 167,537.45

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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.