Home / 538,466.37-743,099.15-296,764.50

Finding the Fourth Proportional to 538,466.37, 743,099.15 and 296,764.50

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Solution

The fourth proportional to 538,466.37, 743,099.15 and 296,764.50 is: 409,543.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,466.37 : 743,099.15 = 296,764.50 : x
  2. Step 2: Convert to fraction form
    538,466.37/743,099.15 = 296,764.50/x
  3. Step 3: Cross multiply
    538,466.37x = 743,099.15 × 296,764.50
  4. Step 4: Simplify right side
    538,466.37x = 220,525,446,216.35
  5. Step 5: Solve for x
    x = 220,525,446,216.35/538,466.37
  6. Step 6: Final answer
    x = 409,543.58

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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.