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Finding the Fourth Proportional to 483,417.70, 667,223.13 and 268,631.62

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Solution

The fourth proportional to 483,417.70, 667,223.13 and 268,631.62 is: 370,770.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,417.70 : 667,223.13 = 268,631.62 : x
  2. Step 2: Convert to fraction form
    483,417.70/667,223.13 = 268,631.62/x
  3. Step 3: Cross multiply
    483,417.70x = 667,223.13 × 268,631.62
  4. Step 4: Simplify right side
    483,417.70x = 179,237,230,313.37
  5. Step 5: Solve for x
    x = 179,237,230,313.37/483,417.70
  6. Step 6: Final answer
    x = 370,770.93

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1.5x scale

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.