Home / 994,790.58-1,372,812.75-542,081.58

Finding the Fourth Proportional to 994,790.58, 1,372,812.75 and 542,081.58

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Solution

The fourth proportional to 994,790.58, 1,372,812.75 and 542,081.58 is: 748,073.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,790.58 : 1,372,812.75 = 542,081.58 : x
  2. Step 2: Convert to fraction form
    994,790.58/1,372,812.75 = 542,081.58/x
  3. Step 3: Cross multiply
    994,790.58x = 1,372,812.75 × 542,081.58
  4. Step 4: Simplify right side
    994,790.58x = 744,176,504,564.15
  5. Step 5: Solve for x
    x = 744,176,504,564.15/994,790.58
  6. Step 6: Final answer
    x = 748,073.53

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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.