Home / 767,199.66-1,058,735.60-427,667.91

Finding the Fourth Proportional to 767,199.66, 1,058,735.60 and 427,667.91

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Solution

The fourth proportional to 767,199.66, 1,058,735.60 and 427,667.91 is: 590,181.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,199.66 : 1,058,735.60 = 427,667.91 : x
  2. Step 2: Convert to fraction form
    767,199.66/1,058,735.60 = 427,667.91/x
  3. Step 3: Cross multiply
    767,199.66x = 1,058,735.60 × 427,667.91
  4. Step 4: Simplify right side
    767,199.66x = 452,787,241,294.60
  5. Step 5: Solve for x
    x = 452,787,241,294.60/767,199.66
  6. Step 6: Final answer
    x = 590,181.75

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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.