Home / 488,911.10-733,330.20-204,528.20

Finding the Fourth Proportional to 488,911.10, 733,330.20 and 204,528.20

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Solution

The fourth proportional to 488,911.10, 733,330.20 and 204,528.20 is: 306,777.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,911.10 : 733,330.20 = 204,528.20 : x
  2. Step 2: Convert to fraction form
    488,911.10/733,330.20 = 204,528.20/x
  3. Step 3: Cross multiply
    488,911.10x = 733,330.20 × 204,528.20
  4. Step 4: Simplify right side
    488,911.10x = 149,986,705,811.64
  5. Step 5: Solve for x
    x = 149,986,705,811.64/488,911.10
  6. Step 6: Final answer
    x = 306,777.05

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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.