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Finding the Fourth Proportional to 483,548.54, 667,267.67 and 268,681.25

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Solution

The fourth proportional to 483,548.54, 667,267.67 and 268,681.25 is: 370,763.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,548.54 : 667,267.67 = 268,681.25 : x
  2. Step 2: Convert to fraction form
    483,548.54/667,267.67 = 268,681.25/x
  3. Step 3: Cross multiply
    483,548.54x = 667,267.67 × 268,681.25
  4. Step 4: Simplify right side
    483,548.54x = 179,282,314,000.06
  5. Step 5: Solve for x
    x = 179,282,314,000.06/483,548.54
  6. Step 6: Final answer
    x = 370,763.84

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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.