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Finding the Fourth Proportional to 483,641.06, 667,217.63 and 302,037.71

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Solution

The fourth proportional to 483,641.06, 667,217.63 and 302,037.71 is: 416,682.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,641.06 : 667,217.63 = 302,037.71 : x
  2. Step 2: Convert to fraction form
    483,641.06/667,217.63 = 302,037.71/x
  3. Step 3: Cross multiply
    483,641.06x = 667,217.63 × 302,037.71
  4. Step 4: Simplify right side
    483,641.06x = 201,524,885,036.83
  5. Step 5: Solve for x
    x = 201,524,885,036.83/483,641.06
  6. Step 6: Final answer
    x = 416,682.75

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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.