Home / 682,837.94-1,024,368.17-256,406.78

Finding the Fourth Proportional to 682,837.94, 1,024,368.17 and 256,406.78

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Solution

The fourth proportional to 682,837.94, 1,024,368.17 and 256,406.78 is: 384,651.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,837.94 : 1,024,368.17 = 256,406.78 : x
  2. Step 2: Convert to fraction form
    682,837.94/1,024,368.17 = 256,406.78/x
  3. Step 3: Cross multiply
    682,837.94x = 1,024,368.17 × 256,406.78
  4. Step 4: Simplify right side
    682,837.94x = 262,654,937,600.32
  5. Step 5: Solve for x
    x = 262,654,937,600.32/682,837.94
  6. Step 6: Final answer
    x = 384,651.94

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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.