Home / 854,704.65-1,179,413.10-472,723.23

Finding the Fourth Proportional to 854,704.65, 1,179,413.10 and 472,723.23

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Solution

The fourth proportional to 854,704.65, 1,179,413.10 and 472,723.23 is: 652,314.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,704.65 : 1,179,413.10 = 472,723.23 : x
  2. Step 2: Convert to fraction form
    854,704.65/1,179,413.10 = 472,723.23/x
  3. Step 3: Cross multiply
    854,704.65x = 1,179,413.10 × 472,723.23
  4. Step 4: Simplify right side
    854,704.65x = 557,535,970,136.31
  5. Step 5: Solve for x
    x = 557,535,970,136.31/854,704.65
  6. Step 6: Final answer
    x = 652,314.19

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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.