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Finding the Fourth Proportional to 240,038.04, 360,100.80 and 82,282.44

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Solution

The fourth proportional to 240,038.04, 360,100.80 and 82,282.44 is: 123,438.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,038.04 : 360,100.80 = 82,282.44 : x
  2. Step 2: Convert to fraction form
    240,038.04/360,100.80 = 82,282.44/x
  3. Step 3: Cross multiply
    240,038.04x = 360,100.80 × 82,282.44
  4. Step 4: Simplify right side
    240,038.04x = 29,629,972,469.95
  5. Step 5: Solve for x
    x = 29,629,972,469.95/240,038.04
  6. Step 6: Final answer
    x = 123,438.65

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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.