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Finding the Fourth Proportional to 483,306.39, 667,205.24 and 302,119.11

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Solution

The fourth proportional to 483,306.39, 667,205.24 and 302,119.11 is: 417,075.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,306.39 : 667,205.24 = 302,119.11 : x
  2. Step 2: Convert to fraction form
    483,306.39/667,205.24 = 302,119.11/x
  3. Step 3: Cross multiply
    483,306.39x = 667,205.24 × 302,119.11
  4. Step 4: Simplify right side
    483,306.39x = 201,575,451,785.54
  5. Step 5: Solve for x
    x = 201,575,451,785.54/483,306.39
  6. Step 6: Final answer
    x = 417,075.91

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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.