Home / 405,922.24-608,870.76-192,843.46

Finding the Fourth Proportional to 405,922.24, 608,870.76 and 192,843.46

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Solution

The fourth proportional to 405,922.24, 608,870.76 and 192,843.46 is: 289,259.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,922.24 : 608,870.76 = 192,843.46 : x
  2. Step 2: Convert to fraction form
    405,922.24/608,870.76 = 192,843.46/x
  3. Step 3: Cross multiply
    405,922.24x = 608,870.76 × 192,843.46
  4. Step 4: Simplify right side
    405,922.24x = 117,416,744,051.23
  5. Step 5: Solve for x
    x = 117,416,744,051.23/405,922.24
  6. Step 6: Final answer
    x = 289,259.20

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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.