Home / 941,458.41-1,411,391.79-408,578.85

Finding the Fourth Proportional to 941,458.41, 1,411,391.79 and 408,578.85

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Solution

The fourth proportional to 941,458.41, 1,411,391.79 and 408,578.85 is: 612,522.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,458.41 : 1,411,391.79 = 408,578.85 : x
  2. Step 2: Convert to fraction form
    941,458.41/1,411,391.79 = 408,578.85/x
  3. Step 3: Cross multiply
    941,458.41x = 1,411,391.79 × 408,578.85
  4. Step 4: Simplify right side
    941,458.41x = 576,664,834,457.64
  5. Step 5: Solve for x
    x = 576,664,834,457.64/941,458.41
  6. Step 6: Final answer
    x = 612,522.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.