Home / 751,377.12-1,036,918.44-411,864

Finding the Fourth Proportional to 751,377.12, 1,036,918.44 and 411,864

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Solution

The fourth proportional to 751,377.12, 1,036,918.44 and 411,864 is: 568,382.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,377.12 : 1,036,918.44 = 411,864 : x
  2. Step 2: Convert to fraction form
    751,377.12/1,036,918.44 = 411,864/x
  3. Step 3: Cross multiply
    751,377.12x = 1,036,918.44 × 411,864
  4. Step 4: Simplify right side
    751,377.12x = 427,069,376,372.16
  5. Step 5: Solve for x
    x = 427,069,376,372.16/751,377.12
  6. Step 6: Final answer
    x = 568,382.19

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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.