Home / 322,823.60-483,928.20-251,706.80

Finding the Fourth Proportional to 322,823.60, 483,928.20 and 251,706.80

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Solution

The fourth proportional to 322,823.60, 483,928.20 and 251,706.80 is: 377,320.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,823.60 : 483,928.20 = 251,706.80 : x
  2. Step 2: Convert to fraction form
    322,823.60/483,928.20 = 251,706.80/x
  3. Step 3: Cross multiply
    322,823.60x = 483,928.20 × 251,706.80
  4. Step 4: Simplify right side
    322,823.60x = 121,808,018,651.76
  5. Step 5: Solve for x
    x = 121,808,018,651.76/322,823.60
  6. Step 6: Final answer
    x = 377,320.67

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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.