Home / 804,577.26-1,206,846.90-405,110.64

Finding the Fourth Proportional to 804,577.26, 1,206,846.90 and 405,110.64

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Solution

The fourth proportional to 804,577.26, 1,206,846.90 and 405,110.64 is: 607,656.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,577.26 : 1,206,846.90 = 405,110.64 : x
  2. Step 2: Convert to fraction form
    804,577.26/1,206,846.90 = 405,110.64/x
  3. Step 3: Cross multiply
    804,577.26x = 1,206,846.90 × 405,110.64
  4. Step 4: Simplify right side
    804,577.26x = 488,906,520,041.02
  5. Step 5: Solve for x
    x = 488,906,520,041.02/804,577.26
  6. Step 6: Final answer
    x = 607,656.40

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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.