Home / 568,535.70-851,680.35-288,254.10

Finding the Fourth Proportional to 568,535.70, 851,680.35 and 288,254.10

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Solution

The fourth proportional to 568,535.70, 851,680.35 and 288,254.10 is: 431,811.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,535.70 : 851,680.35 = 288,254.10 : x
  2. Step 2: Convert to fraction form
    568,535.70/851,680.35 = 288,254.10/x
  3. Step 3: Cross multiply
    568,535.70x = 851,680.35 × 288,254.10
  4. Step 4: Simplify right side
    568,535.70x = 245,500,352,776.94
  5. Step 5: Solve for x
    x = 245,500,352,776.94/568,535.70
  6. Step 6: Final answer
    x = 431,811.67

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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.