Home / 925,208.62-1,276,396.93-619,383.53

Finding the Fourth Proportional to 925,208.62, 1,276,396.93 and 619,383.53

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Solution

The fourth proportional to 925,208.62, 1,276,396.93 and 619,383.53 is: 854,487.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,208.62 : 1,276,396.93 = 619,383.53 : x
  2. Step 2: Convert to fraction form
    925,208.62/1,276,396.93 = 619,383.53/x
  3. Step 3: Cross multiply
    925,208.62x = 1,276,396.93 × 619,383.53
  4. Step 4: Simplify right side
    925,208.62x = 790,579,235,363.30
  5. Step 5: Solve for x
    x = 790,579,235,363.30/925,208.62
  6. Step 6: Final answer
    x = 854,487.54

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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.