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Finding the Fourth Proportional to 324,329.16, 486,792.72 and 164,517.24

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Solution

The fourth proportional to 324,329.16, 486,792.72 and 164,517.24 is: 246,927.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,329.16 : 486,792.72 = 164,517.24 : x
  2. Step 2: Convert to fraction form
    324,329.16/486,792.72 = 164,517.24/x
  3. Step 3: Cross multiply
    324,329.16x = 486,792.72 × 164,517.24
  4. Step 4: Simplify right side
    324,329.16x = 80,085,794,746.49
  5. Step 5: Solve for x
    x = 80,085,794,746.49/324,329.16
  6. Step 6: Final answer
    x = 246,927.52

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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.