Home / 682,820.47-1,024,362.53-262,063.54

Finding the Fourth Proportional to 682,820.47, 1,024,362.53 and 262,063.54

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Solution

The fourth proportional to 682,820.47, 1,024,362.53 and 262,063.54 is: 393,145.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,820.47 : 1,024,362.53 = 262,063.54 : x
  2. Step 2: Convert to fraction form
    682,820.47/1,024,362.53 = 262,063.54/x
  3. Step 3: Cross multiply
    682,820.47x = 1,024,362.53 × 262,063.54
  4. Step 4: Simplify right side
    682,820.47x = 268,448,070,855.16
  5. Step 5: Solve for x
    x = 268,448,070,855.16/682,820.47
  6. Step 6: Final answer
    x = 393,145.90

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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.