Home / 826,741.56-1,140,815.22-464,205

Finding the Fourth Proportional to 826,741.56, 1,140,815.22 and 464,205

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Solution

The fourth proportional to 826,741.56, 1,140,815.22 and 464,205 is: 640,553.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,741.56 : 1,140,815.22 = 464,205 : x
  2. Step 2: Convert to fraction form
    826,741.56/1,140,815.22 = 464,205/x
  3. Step 3: Cross multiply
    826,741.56x = 1,140,815.22 × 464,205
  4. Step 4: Simplify right side
    826,741.56x = 529,572,129,200.10
  5. Step 5: Solve for x
    x = 529,572,129,200.10/826,741.56
  6. Step 6: Final answer
    x = 640,553.41

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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.