Home / 743,834-1,026,487.08-404,304.08

Finding the Fourth Proportional to 743,834, 1,026,487.08 and 404,304.08

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Solution

The fourth proportional to 743,834, 1,026,487.08 and 404,304.08 is: 557,937.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,834 : 1,026,487.08 = 404,304.08 : x
  2. Step 2: Convert to fraction form
    743,834/1,026,487.08 = 404,304.08/x
  3. Step 3: Cross multiply
    743,834x = 1,026,487.08 × 404,304.08
  4. Step 4: Simplify right side
    743,834x = 415,012,914,511.29
  5. Step 5: Solve for x
    x = 415,012,914,511.29/743,834
  6. Step 6: Final answer
    x = 557,937.54

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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.