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Finding the Fourth Proportional to 483,670.85, 667,460.93 and 268,806.60

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Solution

The fourth proportional to 483,670.85, 667,460.93 and 268,806.60 is: 370,950.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,670.85 : 667,460.93 = 268,806.60 : x
  2. Step 2: Convert to fraction form
    483,670.85/667,460.93 = 268,806.60/x
  3. Step 3: Cross multiply
    483,670.85x = 667,460.93 × 268,806.60
  4. Step 4: Simplify right side
    483,670.85x = 179,417,901,882.11
  5. Step 5: Solve for x
    x = 179,417,901,882.11/483,670.85
  6. Step 6: Final answer
    x = 370,950.42

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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.