Home / 411,621.08-568,017.78-230,356.04

Finding the Fourth Proportional to 411,621.08, 568,017.78 and 230,356.04

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Solution

The fourth proportional to 411,621.08, 568,017.78 and 230,356.04 is: 317,880.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,621.08 : 568,017.78 = 230,356.04 : x
  2. Step 2: Convert to fraction form
    411,621.08/568,017.78 = 230,356.04/x
  3. Step 3: Cross multiply
    411,621.08x = 568,017.78 × 230,356.04
  4. Step 4: Simplify right side
    411,621.08x = 130,846,326,450.39
  5. Step 5: Solve for x
    x = 130,846,326,450.39/411,621.08
  6. Step 6: Final answer
    x = 317,880.53

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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.