Home / 371,012.26-556,453.86-171,315.76

Finding the Fourth Proportional to 371,012.26, 556,453.86 and 171,315.76

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Solution

The fourth proportional to 371,012.26, 556,453.86 and 171,315.76 is: 256,943.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,012.26 : 556,453.86 = 171,315.76 : x
  2. Step 2: Convert to fraction form
    371,012.26/556,453.86 = 171,315.76/x
  3. Step 3: Cross multiply
    371,012.26x = 556,453.86 × 171,315.76
  4. Step 4: Simplify right side
    371,012.26x = 95,329,315,930.83
  5. Step 5: Solve for x
    x = 95,329,315,930.83/371,012.26
  6. Step 6: Final answer
    x = 256,943.84

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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.