Home / 591,621.80-886,914.30-355,058.60

Finding the Fourth Proportional to 591,621.80, 886,914.30 and 355,058.60

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Solution

The fourth proportional to 591,621.80, 886,914.30 and 355,058.60 is: 532,276.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,621.80 : 886,914.30 = 355,058.60 : x
  2. Step 2: Convert to fraction form
    591,621.80/886,914.30 = 355,058.60/x
  3. Step 3: Cross multiply
    591,621.80x = 886,914.30 × 355,058.60
  4. Step 4: Simplify right side
    591,621.80x = 314,906,549,677.98
  5. Step 5: Solve for x
    x = 314,906,549,677.98/591,621.80
  6. Step 6: Final answer
    x = 532,276.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.