Home / 767,204.25-1,058,741.94-427,672.50

Finding the Fourth Proportional to 767,204.25, 1,058,741.94 and 427,672.50

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Solution

The fourth proportional to 767,204.25, 1,058,741.94 and 427,672.50 is: 590,188.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,204.25 : 1,058,741.94 = 427,672.50 : x
  2. Step 2: Convert to fraction form
    767,204.25/1,058,741.94 = 427,672.50/x
  3. Step 3: Cross multiply
    767,204.25x = 1,058,741.94 × 427,672.50
  4. Step 4: Simplify right side
    767,204.25x = 452,794,812,334.65
  5. Step 5: Solve for x
    x = 452,794,812,334.65/767,204.25
  6. Step 6: Final answer
    x = 590,188.09

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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.