Home / 381,211.08-525,851.40-237,722.04

Finding the Fourth Proportional to 381,211.08, 525,851.40 and 237,722.04

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Solution

The fourth proportional to 381,211.08, 525,851.40 and 237,722.04 is: 327,919.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,211.08 : 525,851.40 = 237,722.04 : x
  2. Step 2: Convert to fraction form
    381,211.08/525,851.40 = 237,722.04/x
  3. Step 3: Cross multiply
    381,211.08x = 525,851.40 × 237,722.04
  4. Step 4: Simplify right side
    381,211.08x = 125,006,467,544.86
  5. Step 5: Solve for x
    x = 125,006,467,544.86/381,211.08
  6. Step 6: Final answer
    x = 327,919.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.