Home / 288,002.20-432,003.30-182,896.60

Finding the Fourth Proportional to 288,002.20, 432,003.30 and 182,896.60

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Solution

The fourth proportional to 288,002.20, 432,003.30 and 182,896.60 is: 274,344.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,002.20 : 432,003.30 = 182,896.60 : x
  2. Step 2: Convert to fraction form
    288,002.20/432,003.30 = 182,896.60/x
  3. Step 3: Cross multiply
    288,002.20x = 432,003.30 × 182,896.60
  4. Step 4: Simplify right side
    288,002.20x = 79,011,934,758.78
  5. Step 5: Solve for x
    x = 79,011,934,758.78/288,002.20
  6. Step 6: Final answer
    x = 274,344.90

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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.