Home / 893,833.09-1,233,513.98-485,962.36

Finding the Fourth Proportional to 893,833.09, 1,233,513.98 and 485,962.36

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Solution

The fourth proportional to 893,833.09, 1,233,513.98 and 485,962.36 is: 670,641.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,833.09 : 1,233,513.98 = 485,962.36 : x
  2. Step 2: Convert to fraction form
    893,833.09/1,233,513.98 = 485,962.36/x
  3. Step 3: Cross multiply
    893,833.09x = 1,233,513.98 × 485,962.36
  4. Step 4: Simplify right side
    893,833.09x = 599,441,362,383.98
  5. Step 5: Solve for x
    x = 599,441,362,383.98/893,833.09
  6. Step 6: Final answer
    x = 670,641.27

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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.