Home / 883,974.20-1,325,183.70-529,129.40

Finding the Fourth Proportional to 883,974.20, 1,325,183.70 and 529,129.40

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Solution

The fourth proportional to 883,974.20, 1,325,183.70 and 529,129.40 is: 793,228.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,974.20 : 1,325,183.70 = 529,129.40 : x
  2. Step 2: Convert to fraction form
    883,974.20/1,325,183.70 = 529,129.40/x
  3. Step 3: Cross multiply
    883,974.20x = 1,325,183.70 × 529,129.40
  4. Step 4: Simplify right side
    883,974.20x = 701,193,656,070.78
  5. Step 5: Solve for x
    x = 701,193,656,070.78/883,974.20
  6. Step 6: Final answer
    x = 793,228.64

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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.