Home / 683,085.66-1,024,677.72-262,361.52

Finding the Fourth Proportional to 683,085.66, 1,024,677.72 and 262,361.52

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Solution

The fourth proportional to 683,085.66, 1,024,677.72 and 262,361.52 is: 393,561.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,085.66 : 1,024,677.72 = 262,361.52 : x
  2. Step 2: Convert to fraction form
    683,085.66/1,024,677.72 = 262,361.52/x
  3. Step 3: Cross multiply
    683,085.66x = 1,024,677.72 × 262,361.52
  4. Step 4: Simplify right side
    683,085.66x = 268,836,004,129.33
  5. Step 5: Solve for x
    x = 268,836,004,129.33/683,085.66
  6. Step 6: Final answer
    x = 393,561.19

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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.