Home / 527,211.19-790,653.22-190,208.03

Finding the Fourth Proportional to 527,211.19, 790,653.22 and 190,208.03

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Solution

The fourth proportional to 527,211.19, 790,653.22 and 190,208.03 is: 285,253.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,211.19 : 790,653.22 = 190,208.03 : x
  2. Step 2: Convert to fraction form
    527,211.19/790,653.22 = 190,208.03/x
  3. Step 3: Cross multiply
    527,211.19x = 790,653.22 × 190,208.03
  4. Step 4: Simplify right side
    527,211.19x = 150,388,591,389.36
  5. Step 5: Solve for x
    x = 150,388,591,389.36/527,211.19
  6. Step 6: Final answer
    x = 285,253.04

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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.