Home / 405,135.19-607,834.01-194,745.79

Finding the Fourth Proportional to 405,135.19, 607,834.01 and 194,745.79

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Solution

The fourth proportional to 405,135.19, 607,834.01 and 194,745.79 is: 292,181.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,135.19 : 607,834.01 = 194,745.79 : x
  2. Step 2: Convert to fraction form
    405,135.19/607,834.01 = 194,745.79/x
  3. Step 3: Cross multiply
    405,135.19x = 607,834.01 × 194,745.79
  4. Step 4: Simplify right side
    405,135.19x = 118,373,114,466.32
  5. Step 5: Solve for x
    x = 118,373,114,466.32/405,135.19
  6. Step 6: Final answer
    x = 292,181.76

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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.