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Finding the Fourth Proportional to 352,593.72, 486,581.27 and 191,448.77

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Solution

The fourth proportional to 352,593.72, 486,581.27 and 191,448.77 is: 264,200.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,593.72 : 486,581.27 = 191,448.77 : x
  2. Step 2: Convert to fraction form
    352,593.72/486,581.27 = 191,448.77/x
  3. Step 3: Cross multiply
    352,593.72x = 486,581.27 × 191,448.77
  4. Step 4: Simplify right side
    352,593.72x = 93,155,382,256.39
  5. Step 5: Solve for x
    x = 93,155,382,256.39/352,593.72
  6. Step 6: Final answer
    x = 264,200.34

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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.