Home / 809,122.60-1,214,996.10-544,058.20

Finding the Fourth Proportional to 809,122.60, 1,214,996.10 and 544,058.20

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Solution

The fourth proportional to 809,122.60, 1,214,996.10 and 544,058.20 is: 816,969.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,122.60 : 1,214,996.10 = 544,058.20 : x
  2. Step 2: Convert to fraction form
    809,122.60/1,214,996.10 = 544,058.20/x
  3. Step 3: Cross multiply
    809,122.60x = 1,214,996.10 × 544,058.20
  4. Step 4: Simplify right side
    809,122.60x = 661,028,591,173.02
  5. Step 5: Solve for x
    x = 661,028,591,173.02/809,122.60
  6. Step 6: Final answer
    x = 816,969.63

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Double scale
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1.5x scale

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.