Home / 869,379.06-1,199,334.87-614,870.58

Finding the Fourth Proportional to 869,379.06, 1,199,334.87 and 614,870.58

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Solution

The fourth proportional to 869,379.06, 1,199,334.87 and 614,870.58 is: 848,232.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,379.06 : 1,199,334.87 = 614,870.58 : x
  2. Step 2: Convert to fraction form
    869,379.06/1,199,334.87 = 614,870.58/x
  3. Step 3: Cross multiply
    869,379.06x = 1,199,334.87 × 614,870.58
  4. Step 4: Simplify right side
    869,379.06x = 737,435,727,131.13
  5. Step 5: Solve for x
    x = 737,435,727,131.13/869,379.06
  6. Step 6: Final answer
    x = 848,232.68

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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.