Home / 289,704.30-434,556.45-195,701.10

Finding the Fourth Proportional to 289,704.30, 434,556.45 and 195,701.10

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Solution

The fourth proportional to 289,704.30, 434,556.45 and 195,701.10 is: 293,551.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,704.30 : 434,556.45 = 195,701.10 : x
  2. Step 2: Convert to fraction form
    289,704.30/434,556.45 = 195,701.10/x
  3. Step 3: Cross multiply
    289,704.30x = 434,556.45 × 195,701.10
  4. Step 4: Simplify right side
    289,704.30x = 85,043,175,277.10
  5. Step 5: Solve for x
    x = 85,043,175,277.10/289,704.30
  6. Step 6: Final answer
    x = 293,551.65

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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.