Home / 591,789.08-887,907.10-355,296.60

Finding the Fourth Proportional to 591,789.08, 887,907.10 and 355,296.60

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Solution

The fourth proportional to 591,789.08, 887,907.10 and 355,296.60 is: 533,079.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,789.08 : 887,907.10 = 355,296.60 : x
  2. Step 2: Convert to fraction form
    591,789.08/887,907.10 = 355,296.60/x
  3. Step 3: Cross multiply
    591,789.08x = 887,907.10 × 355,296.60
  4. Step 4: Simplify right side
    591,789.08x = 315,470,373,745.86
  5. Step 5: Solve for x
    x = 315,470,373,745.86/591,789.08
  6. Step 6: Final answer
    x = 533,079.07

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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.