Home / 654,848.66-982,649.64-275,739.50

Finding the Fourth Proportional to 654,848.66, 982,649.64 and 275,739.50

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Solution

The fourth proportional to 654,848.66, 982,649.64 and 275,739.50 is: 413,767.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,848.66 : 982,649.64 = 275,739.50 : x
  2. Step 2: Convert to fraction form
    654,848.66/982,649.64 = 275,739.50/x
  3. Step 3: Cross multiply
    654,848.66x = 982,649.64 × 275,739.50
  4. Step 4: Simplify right side
    654,848.66x = 270,955,320,408.78
  5. Step 5: Solve for x
    x = 270,955,320,408.78/654,848.66
  6. Step 6: Final answer
    x = 413,767.85

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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.