Home / 889,435.28-1,227,421.47-481,537.39

Finding the Fourth Proportional to 889,435.28, 1,227,421.47 and 481,537.39

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Solution

The fourth proportional to 889,435.28, 1,227,421.47 and 481,537.39 is: 664,522.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,435.28 : 1,227,421.47 = 481,537.39 : x
  2. Step 2: Convert to fraction form
    889,435.28/1,227,421.47 = 481,537.39/x
  3. Step 3: Cross multiply
    889,435.28x = 1,227,421.47 × 481,537.39
  4. Step 4: Simplify right side
    889,435.28x = 591,049,331,093.76
  5. Step 5: Solve for x
    x = 591,049,331,093.76/889,435.28
  6. Step 6: Final answer
    x = 664,522.02

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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.