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Finding the Fourth Proportional to 635,552.86, 876,849.51 and 359,873

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Solution

The fourth proportional to 635,552.86, 876,849.51 and 359,873 is: 496,503.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,552.86 : 876,849.51 = 359,873 : x
  2. Step 2: Convert to fraction form
    635,552.86/876,849.51 = 359,873/x
  3. Step 3: Cross multiply
    635,552.86x = 876,849.51 × 359,873
  4. Step 4: Simplify right side
    635,552.86x = 315,554,463,712.23
  5. Step 5: Solve for x
    x = 315,554,463,712.23/635,552.86
  6. Step 6: Final answer
    x = 496,503.88

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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.