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Finding the Fourth Proportional to 597,700.67, 824,827.23 and 339,578.07

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Solution

The fourth proportional to 597,700.67, 824,827.23 and 339,578.07 is: 468,617.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,700.67 : 824,827.23 = 339,578.07 : x
  2. Step 2: Convert to fraction form
    597,700.67/824,827.23 = 339,578.07/x
  3. Step 3: Cross multiply
    597,700.67x = 824,827.23 × 339,578.07
  4. Step 4: Simplify right side
    597,700.67x = 280,093,235,935.53
  5. Step 5: Solve for x
    x = 280,093,235,935.53/597,700.67
  6. Step 6: Final answer
    x = 468,617.90

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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.