Home / 527,604.44-791,399.57-128,244.06

Finding the Fourth Proportional to 527,604.44, 791,399.57 and 128,244.06

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Solution

The fourth proportional to 527,604.44, 791,399.57 and 128,244.06 is: 192,364.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,604.44 : 791,399.57 = 128,244.06 : x
  2. Step 2: Convert to fraction form
    527,604.44/791,399.57 = 128,244.06/x
  3. Step 3: Cross multiply
    527,604.44x = 791,399.57 × 128,244.06
  4. Step 4: Simplify right side
    527,604.44x = 101,492,293,297.83
  5. Step 5: Solve for x
    x = 101,492,293,297.83/527,604.44
  6. Step 6: Final answer
    x = 192,364.37

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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.