Home / 483,238.72-666,922.30-276,526.20

Finding the Fourth Proportional to 483,238.72, 666,922.30 and 276,526.20

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Solution

The fourth proportional to 483,238.72, 666,922.30 and 276,526.20 is: 381,636.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,238.72 : 666,922.30 = 276,526.20 : x
  2. Step 2: Convert to fraction form
    483,238.72/666,922.30 = 276,526.20/x
  3. Step 3: Cross multiply
    483,238.72x = 666,922.30 × 276,526.20
  4. Step 4: Simplify right side
    483,238.72x = 184,421,488,622.95
  5. Step 5: Solve for x
    x = 184,421,488,622.95/483,238.72
  6. Step 6: Final answer
    x = 381,636.41

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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.