Home / 436,706.56-654,838.17-199,846.36

Finding the Fourth Proportional to 436,706.56, 654,838.17 and 199,846.36

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Solution

The fourth proportional to 436,706.56, 654,838.17 and 199,846.36 is: 299,668.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,706.56 : 654,838.17 = 199,846.36 : x
  2. Step 2: Convert to fraction form
    436,706.56/654,838.17 = 199,846.36/x
  3. Step 3: Cross multiply
    436,706.56x = 654,838.17 × 199,846.36
  4. Step 4: Simplify right side
    436,706.56x = 130,867,024,663.56
  5. Step 5: Solve for x
    x = 130,867,024,663.56/436,706.56
  6. Step 6: Final answer
    x = 299,668.10

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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.