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Finding the Fourth Proportional to 248,855.40, 372,408.30 and 173,622.60

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Solution

The fourth proportional to 248,855.40, 372,408.30 and 173,622.60 is: 259,823.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,855.40 : 372,408.30 = 173,622.60 : x
  2. Step 2: Convert to fraction form
    248,855.40/372,408.30 = 173,622.60/x
  3. Step 3: Cross multiply
    248,855.40x = 372,408.30 × 173,622.60
  4. Step 4: Simplify right side
    248,855.40x = 64,658,497,307.58
  5. Step 5: Solve for x
    x = 64,658,497,307.58/248,855.40
  6. Step 6: Final answer
    x = 259,823.57

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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.