Home / 805,274.01-1,111,157.73-461,055.60

Finding the Fourth Proportional to 805,274.01, 1,111,157.73 and 461,055.60

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Solution

The fourth proportional to 805,274.01, 1,111,157.73 and 461,055.60 is: 636,187.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,274.01 : 1,111,157.73 = 461,055.60 : x
  2. Step 2: Convert to fraction form
    805,274.01/1,111,157.73 = 461,055.60/x
  3. Step 3: Cross multiply
    805,274.01x = 1,111,157.73 × 461,055.60
  4. Step 4: Simplify right side
    805,274.01x = 512,305,493,899.79
  5. Step 5: Solve for x
    x = 512,305,493,899.79/805,274.01
  6. Step 6: Final answer
    x = 636,187.79

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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.