Home / 850,468.40-1,275,241.80-351,882.80

Finding the Fourth Proportional to 850,468.40, 1,275,241.80 and 351,882.80

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Solution

The fourth proportional to 850,468.40, 1,275,241.80 and 351,882.80 is: 527,633.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,468.40 : 1,275,241.80 = 351,882.80 : x
  2. Step 2: Convert to fraction form
    850,468.40/1,275,241.80 = 351,882.80/x
  3. Step 3: Cross multiply
    850,468.40x = 1,275,241.80 × 351,882.80
  4. Step 4: Simplify right side
    850,468.40x = 448,735,655,261.04
  5. Step 5: Solve for x
    x = 448,735,655,261.04/850,468.40
  6. Step 6: Final answer
    x = 527,633.54

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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.