Home / 767,306.52-1,058,871.42-427,766.04

Finding the Fourth Proportional to 767,306.52, 1,058,871.42 and 427,766.04

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Solution

The fourth proportional to 767,306.52, 1,058,871.42 and 427,766.04 is: 590,310.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,306.52 : 1,058,871.42 = 427,766.04 : x
  2. Step 2: Convert to fraction form
    767,306.52/1,058,871.42 = 427,766.04/x
  3. Step 3: Cross multiply
    767,306.52x = 1,058,871.42 × 427,766.04
  4. Step 4: Simplify right side
    767,306.52x = 452,949,234,202.58
  5. Step 5: Solve for x
    x = 452,949,234,202.58/767,306.52
  6. Step 6: Final answer
    x = 590,310.68

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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.