Home / 889,758.90-1,227,852.11-481,857.44

Finding the Fourth Proportional to 889,758.90, 1,227,852.11 and 481,857.44

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Solution

The fourth proportional to 889,758.90, 1,227,852.11 and 481,857.44 is: 664,955.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,758.90 : 1,227,852.11 = 481,857.44 : x
  2. Step 2: Convert to fraction form
    889,758.90/1,227,852.11 = 481,857.44/x
  3. Step 3: Cross multiply
    889,758.90x = 1,227,852.11 × 481,857.44
  4. Step 4: Simplify right side
    889,758.90x = 591,649,669,488.58
  5. Step 5: Solve for x
    x = 591,649,669,488.58/889,758.90
  6. Step 6: Final answer
    x = 664,955.05

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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.