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Finding the Fourth Proportional to 240,548.60, 360,855.30 and 82,825.40

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Solution

The fourth proportional to 240,548.60, 360,855.30 and 82,825.40 is: 124,249.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,548.60 : 360,855.30 = 82,825.40 : x
  2. Step 2: Convert to fraction form
    240,548.60/360,855.30 = 82,825.40/x
  3. Step 3: Cross multiply
    240,548.60x = 360,855.30 × 82,825.40
  4. Step 4: Simplify right side
    240,548.60x = 29,887,984,564.62
  5. Step 5: Solve for x
    x = 29,887,984,564.62/240,548.60
  6. Step 6: Final answer
    x = 124,249.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.