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Finding the Fourth Proportional to 324,866.82, 487,300.22 and 158,512.26

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Solution

The fourth proportional to 324,866.82, 487,300.22 and 158,512.26 is: 237,768.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,866.82 : 487,300.22 = 158,512.26 : x
  2. Step 2: Convert to fraction form
    324,866.82/487,300.22 = 158,512.26/x
  3. Step 3: Cross multiply
    324,866.82x = 487,300.22 × 158,512.26
  4. Step 4: Simplify right side
    324,866.82x = 77,243,059,170.70
  5. Step 5: Solve for x
    x = 77,243,059,170.70/324,866.82
  6. Step 6: Final answer
    x = 237,768.39

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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.