Home / 892,443.80-1,336,697.40-536,837.60

Finding the Fourth Proportional to 892,443.80, 1,336,697.40 and 536,837.60

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Solution

The fourth proportional to 892,443.80, 1,336,697.40 and 536,837.60 is: 804,072.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,443.80 : 1,336,697.40 = 536,837.60 : x
  2. Step 2: Convert to fraction form
    892,443.80/1,336,697.40 = 536,837.60/x
  3. Step 3: Cross multiply
    892,443.80x = 1,336,697.40 × 536,837.60
  4. Step 4: Simplify right side
    892,443.80x = 717,589,424,142.24
  5. Step 5: Solve for x
    x = 717,589,424,142.24/892,443.80
  6. Step 6: Final answer
    x = 804,072.40

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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.