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Finding the Fourth Proportional to 606,795.79, 837,398.30 and 331,168.69

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Solution

The fourth proportional to 606,795.79, 837,398.30 and 331,168.69 is: 457,023.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,795.79 : 837,398.30 = 331,168.69 : x
  2. Step 2: Convert to fraction form
    606,795.79/837,398.30 = 331,168.69/x
  3. Step 3: Cross multiply
    606,795.79x = 837,398.30 × 331,168.69
  4. Step 4: Simplify right side
    606,795.79x = 277,320,098,019.23
  5. Step 5: Solve for x
    x = 277,320,098,019.23/606,795.79
  6. Step 6: Final answer
    x = 457,023.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.