Home / 603,885.20-905,769.30-183,164.72

Finding the Fourth Proportional to 603,885.20, 905,769.30 and 183,164.72

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Solution

The fourth proportional to 603,885.20, 905,769.30 and 183,164.72 is: 274,729.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,885.20 : 905,769.30 = 183,164.72 : x
  2. Step 2: Convert to fraction form
    603,885.20/905,769.30 = 183,164.72/x
  3. Step 3: Cross multiply
    603,885.20x = 905,769.30 × 183,164.72
  4. Step 4: Simplify right side
    603,885.20x = 165,904,980,219.10
  5. Step 5: Solve for x
    x = 165,904,980,219.10/603,885.20
  6. Step 6: Final answer
    x = 274,729.34

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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.