Home / 751,362.64-1,036,986.66-464,974.96

Finding the Fourth Proportional to 751,362.64, 1,036,986.66 and 464,974.96

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Solution

The fourth proportional to 751,362.64, 1,036,986.66 and 464,974.96 is: 641,731.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,362.64 : 1,036,986.66 = 464,974.96 : x
  2. Step 2: Convert to fraction form
    751,362.64/1,036,986.66 = 464,974.96/x
  3. Step 3: Cross multiply
    751,362.64x = 1,036,986.66 × 464,974.96
  4. Step 4: Simplify right side
    751,362.64x = 482,172,830,754.03
  5. Step 5: Solve for x
    x = 482,172,830,754.03/751,362.64
  6. Step 6: Final answer
    x = 641,731.18

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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.