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Finding the Fourth Proportional to 1,411,701, 1,948,147.38 and 775,797

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Solution

The fourth proportional to 1,411,701, 1,948,147.38 and 775,797 is: 1,070,599.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,701 : 1,948,147.38 = 775,797 : x
  2. Step 2: Convert to fraction form
    1,411,701/1,948,147.38 = 775,797/x
  3. Step 3: Cross multiply
    1,411,701x = 1,948,147.38 × 775,797
  4. Step 4: Simplify right side
    1,411,701x = 1,511,366,892,961.86
  5. Step 5: Solve for x
    x = 1,511,366,892,961.86/1,411,701
  6. Step 6: Final answer
    x = 1,070,599.86

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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.