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Finding the Fourth Proportional to 488,596.33, 674,334.18 and 273,750.94

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Solution

The fourth proportional to 488,596.33, 674,334.18 and 273,750.94 is: 377,816.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,596.33 : 674,334.18 = 273,750.94 : x
  2. Step 2: Convert to fraction form
    488,596.33/674,334.18 = 273,750.94/x
  3. Step 3: Cross multiply
    488,596.33x = 674,334.18 × 273,750.94
  4. Step 4: Simplify right side
    488,596.33x = 184,599,615,649.13
  5. Step 5: Solve for x
    x = 184,599,615,649.13/488,596.33
  6. Step 6: Final answer
    x = 377,816.21

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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.