Home / 379,767.06-524,064.30-210,004.02

Finding the Fourth Proportional to 379,767.06, 524,064.30 and 210,004.02

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Solution

The fourth proportional to 379,767.06, 524,064.30 and 210,004.02 is: 289,797.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,767.06 : 524,064.30 = 210,004.02 : x
  2. Step 2: Convert to fraction form
    379,767.06/524,064.30 = 210,004.02/x
  3. Step 3: Cross multiply
    379,767.06x = 524,064.30 × 210,004.02
  4. Step 4: Simplify right side
    379,767.06x = 110,055,609,738.49
  5. Step 5: Solve for x
    x = 110,055,609,738.49/379,767.06
  6. Step 6: Final answer
    x = 289,797.67

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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.