Home / 892,346.88-1,338,522.24-627,291.84

Finding the Fourth Proportional to 892,346.88, 1,338,522.24 and 627,291.84

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Solution

The fourth proportional to 892,346.88, 1,338,522.24 and 627,291.84 is: 940,939.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,346.88 : 1,338,522.24 = 627,291.84 : x
  2. Step 2: Convert to fraction form
    892,346.88/1,338,522.24 = 627,291.84/x
  3. Step 3: Cross multiply
    892,346.88x = 1,338,522.24 × 627,291.84
  4. Step 4: Simplify right side
    892,346.88x = 839,644,078,810.52
  5. Step 5: Solve for x
    x = 839,644,078,810.52/892,346.88
  6. Step 6: Final answer
    x = 940,939.11

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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.