Home / 513,202.02-769,540.19-273,452.55

Finding the Fourth Proportional to 513,202.02, 769,540.19 and 273,452.55

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Solution

The fourth proportional to 513,202.02, 769,540.19 and 273,452.55 is: 410,038.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,202.02 : 769,540.19 = 273,452.55 : x
  2. Step 2: Convert to fraction form
    513,202.02/769,540.19 = 273,452.55/x
  3. Step 3: Cross multiply
    513,202.02x = 769,540.19 × 273,452.55
  4. Step 4: Simplify right side
    513,202.02x = 210,432,725,915.72
  5. Step 5: Solve for x
    x = 210,432,725,915.72/513,202.02
  6. Step 6: Final answer
    x = 410,038.77

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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.