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Finding the Fourth Proportional to 599,950.67, 827,939.77 and 328,018.87

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Solution

The fourth proportional to 599,950.67, 827,939.77 and 328,018.87 is: 452,670.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,950.67 : 827,939.77 = 328,018.87 : x
  2. Step 2: Convert to fraction form
    599,950.67/827,939.77 = 328,018.87/x
  3. Step 3: Cross multiply
    599,950.67x = 827,939.77 × 328,018.87
  4. Step 4: Simplify right side
    599,950.67x = 271,579,871,249.47
  5. Step 5: Solve for x
    x = 271,579,871,249.47/599,950.67
  6. Step 6: Final answer
    x = 452,670.34

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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.