Home / 219,577.72-302,850.03-189,002.83

Finding the Fourth Proportional to 219,577.72, 302,850.03 and 189,002.83

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Solution

The fourth proportional to 219,577.72, 302,850.03 and 189,002.83 is: 260,679.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,577.72 : 302,850.03 = 189,002.83 : x
  2. Step 2: Convert to fraction form
    219,577.72/302,850.03 = 189,002.83/x
  3. Step 3: Cross multiply
    219,577.72x = 302,850.03 × 189,002.83
  4. Step 4: Simplify right side
    219,577.72x = 57,239,512,735.58
  5. Step 5: Solve for x
    x = 57,239,512,735.58/219,577.72
  6. Step 6: Final answer
    x = 260,679.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.