Home / 352,280.16-528,515.52-251,205.86

Finding the Fourth Proportional to 352,280.16, 528,515.52 and 251,205.86

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Solution

The fourth proportional to 352,280.16, 528,515.52 and 251,205.86 is: 376,876.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,280.16 : 528,515.52 = 251,205.86 : x
  2. Step 2: Convert to fraction form
    352,280.16/528,515.52 = 251,205.86/x
  3. Step 3: Cross multiply
    352,280.16x = 528,515.52 × 251,205.86
  4. Step 4: Simplify right side
    352,280.16x = 132,766,196,104.21
  5. Step 5: Solve for x
    x = 132,766,196,104.21/352,280.16
  6. Step 6: Final answer
    x = 376,876.73

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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.