Home / 479,665.83-719,119.18-180,113.04

Finding the Fourth Proportional to 479,665.83, 719,119.18 and 180,113.04

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Solution

The fourth proportional to 479,665.83, 719,119.18 and 180,113.04 is: 270,027.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,665.83 : 719,119.18 = 180,113.04 : x
  2. Step 2: Convert to fraction form
    479,665.83/719,119.18 = 180,113.04/x
  3. Step 3: Cross multiply
    479,665.83x = 719,119.18 × 180,113.04
  4. Step 4: Simplify right side
    479,665.83x = 129,522,741,632.11
  5. Step 5: Solve for x
    x = 129,522,741,632.11/479,665.83
  6. Step 6: Final answer
    x = 270,027.03

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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.