Home / 371,212.85-556,888.53-171,401.24

Finding the Fourth Proportional to 371,212.85, 556,888.53 and 171,401.24

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Solution

The fourth proportional to 371,212.85, 556,888.53 and 171,401.24 is: 257,133.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,212.85 : 556,888.53 = 171,401.24 : x
  2. Step 2: Convert to fraction form
    371,212.85/556,888.53 = 171,401.24/x
  3. Step 3: Cross multiply
    371,212.85x = 556,888.53 × 171,401.24
  4. Step 4: Simplify right side
    371,212.85x = 95,451,384,583.78
  5. Step 5: Solve for x
    x = 95,451,384,583.78/371,212.85
  6. Step 6: Final answer
    x = 257,133.84

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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.