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Finding the Fourth Proportional to 597,700.99, 824,827.67 and 339,578.38

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Solution

The fourth proportional to 597,700.99, 824,827.67 and 339,578.38 is: 468,618.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,700.99 : 824,827.67 = 339,578.38 : x
  2. Step 2: Convert to fraction form
    597,700.99/824,827.67 = 339,578.38/x
  3. Step 3: Cross multiply
    597,700.99x = 824,827.67 × 339,578.38
  4. Step 4: Simplify right side
    597,700.99x = 280,093,642,259.88
  5. Step 5: Solve for x
    x = 280,093,642,259.88/597,700.99
  6. Step 6: Final answer
    x = 468,618.34

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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.