Home / 794,617.73-1,191,899.85-345,338.65

Finding the Fourth Proportional to 794,617.73, 1,191,899.85 and 345,338.65

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Solution

The fourth proportional to 794,617.73, 1,191,899.85 and 345,338.65 is: 517,996.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,617.73 : 1,191,899.85 = 345,338.65 : x
  2. Step 2: Convert to fraction form
    794,617.73/1,191,899.85 = 345,338.65/x
  3. Step 3: Cross multiply
    794,617.73x = 1,191,899.85 × 345,338.65
  4. Step 4: Simplify right side
    794,617.73x = 411,609,083,017.80
  5. Step 5: Solve for x
    x = 411,609,083,017.80/794,617.73
  6. Step 6: Final answer
    x = 517,996.35

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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.