Home / 589,429.56-882,815.04-412,725.48

Finding the Fourth Proportional to 589,429.56, 882,815.04 and 412,725.48

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Solution

The fourth proportional to 589,429.56, 882,815.04 and 412,725.48 is: 618,157.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,429.56 : 882,815.04 = 412,725.48 : x
  2. Step 2: Convert to fraction form
    589,429.56/882,815.04 = 412,725.48/x
  3. Step 3: Cross multiply
    589,429.56x = 882,815.04 × 412,725.48
  4. Step 4: Simplify right side
    589,429.56x = 364,360,261,135.22
  5. Step 5: Solve for x
    x = 364,360,261,135.22/589,429.56
  6. Step 6: Final answer
    x = 618,157.43

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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.