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Finding the Fourth Proportional to 606,166.96, 909,512.64 and 325,356.16

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Solution

The fourth proportional to 606,166.96, 909,512.64 and 325,356.16 is: 488,174.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,166.96 : 909,512.64 = 325,356.16 : x
  2. Step 2: Convert to fraction form
    606,166.96/909,512.64 = 325,356.16/x
  3. Step 3: Cross multiply
    606,166.96x = 909,512.64 × 325,356.16
  4. Step 4: Simplify right side
    606,166.96x = 295,915,540,021.86
  5. Step 5: Solve for x
    x = 295,915,540,021.86/606,166.96
  6. Step 6: Final answer
    x = 488,174.97

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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.