Home / 994,150.80-1,371,928.10-541,441.80

Finding the Fourth Proportional to 994,150.80, 1,371,928.10 and 541,441.80

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Solution

The fourth proportional to 994,150.80, 1,371,928.10 and 541,441.80 is: 747,189.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,150.80 : 1,371,928.10 = 541,441.80 : x
  2. Step 2: Convert to fraction form
    994,150.80/1,371,928.10 = 541,441.80/x
  3. Step 3: Cross multiply
    994,150.80x = 1,371,928.10 × 541,441.80
  4. Step 4: Simplify right side
    994,150.80x = 742,819,217,227.37
  5. Step 5: Solve for x
    x = 742,819,217,227.37/994,150.80
  6. Step 6: Final answer
    x = 747,189.68

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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.