Home / 706,315.70-1,059,450.08-306,956.88

Finding the Fourth Proportional to 706,315.70, 1,059,450.08 and 306,956.88

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Solution

The fourth proportional to 706,315.70, 1,059,450.08 and 306,956.88 is: 460,425.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,315.70 : 1,059,450.08 = 306,956.88 : x
  2. Step 2: Convert to fraction form
    706,315.70/1,059,450.08 = 306,956.88/x
  3. Step 3: Cross multiply
    706,315.70x = 1,059,450.08 × 306,956.88
  4. Step 4: Simplify right side
    706,315.70x = 325,205,491,072.55
  5. Step 5: Solve for x
    x = 325,205,491,072.55/706,315.70
  6. Step 6: Final answer
    x = 460,425.12

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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.