Home / 357,719.66-493,629.92-204,759.06

Finding the Fourth Proportional to 357,719.66, 493,629.92 and 204,759.06

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Solution

The fourth proportional to 357,719.66, 493,629.92 and 204,759.06 is: 282,554.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,719.66 : 493,629.92 = 204,759.06 : x
  2. Step 2: Convert to fraction form
    357,719.66/493,629.92 = 204,759.06/x
  3. Step 3: Cross multiply
    357,719.66x = 493,629.92 × 204,759.06
  4. Step 4: Simplify right side
    357,719.66x = 101,075,198,407.08
  5. Step 5: Solve for x
    x = 101,075,198,407.08/357,719.66
  6. Step 6: Final answer
    x = 282,554.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.