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Finding the Fourth Proportional to 539,858.24, 810,285.52 and 273,805.60

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Solution

The fourth proportional to 539,858.24, 810,285.52 and 273,805.60 is: 410,961.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,858.24 : 810,285.52 = 273,805.60 : x
  2. Step 2: Convert to fraction form
    539,858.24/810,285.52 = 273,805.60/x
  3. Step 3: Cross multiply
    539,858.24x = 810,285.52 × 273,805.60
  4. Step 4: Simplify right side
    539,858.24x = 221,860,712,974.91
  5. Step 5: Solve for x
    x = 221,860,712,974.91/539,858.24
  6. Step 6: Final answer
    x = 410,961.06

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1.5x scale

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.