Home / 889,452.21-1,227,435.03-481,543.23

Finding the Fourth Proportional to 889,452.21, 1,227,435.03 and 481,543.23

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Solution

The fourth proportional to 889,452.21, 1,227,435.03 and 481,543.23 is: 664,524.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,452.21 : 1,227,435.03 = 481,543.23 : x
  2. Step 2: Convert to fraction form
    889,452.21/1,227,435.03 = 481,543.23/x
  3. Step 3: Cross multiply
    889,452.21x = 1,227,435.03 × 481,543.23
  4. Step 4: Simplify right side
    889,452.21x = 591,063,028,961.35
  5. Step 5: Solve for x
    x = 591,063,028,961.35/889,452.21
  6. Step 6: Final answer
    x = 664,524.77

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Double scale
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1.5x scale

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.