Home / 488,743.70-674,475.09-273,882.74

Finding the Fourth Proportional to 488,743.70, 674,475.09 and 273,882.74

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Solution

The fourth proportional to 488,743.70, 674,475.09 and 273,882.74 is: 377,963.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,743.70 : 674,475.09 = 273,882.74 : x
  2. Step 2: Convert to fraction form
    488,743.70/674,475.09 = 273,882.74/x
  3. Step 3: Cross multiply
    488,743.70x = 674,475.09 × 273,882.74
  4. Step 4: Simplify right side
    488,743.70x = 184,727,085,710.95
  5. Step 5: Solve for x
    x = 184,727,085,710.95/488,743.70
  6. Step 6: Final answer
    x = 377,963.10

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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.