Home / 832,004.37-1,245,557.11-515,443.41

Finding the Fourth Proportional to 832,004.37, 1,245,557.11 and 515,443.41

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Solution

The fourth proportional to 832,004.37, 1,245,557.11 and 515,443.41 is: 771,647.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,004.37 : 1,245,557.11 = 515,443.41 : x
  2. Step 2: Convert to fraction form
    832,004.37/1,245,557.11 = 515,443.41/x
  3. Step 3: Cross multiply
    832,004.37x = 1,245,557.11 × 515,443.41
  4. Step 4: Simplify right side
    832,004.37x = 642,014,204,128.15
  5. Step 5: Solve for x
    x = 642,014,204,128.15/832,004.37
  6. Step 6: Final answer
    x = 771,647.63

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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.