Home / 465,101.01-641,909.57-283,918.41

Finding the Fourth Proportional to 465,101.01, 641,909.57 and 283,918.41

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Solution

The fourth proportional to 465,101.01, 641,909.57 and 283,918.41 is: 391,850.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,101.01 : 641,909.57 = 283,918.41 : x
  2. Step 2: Convert to fraction form
    465,101.01/641,909.57 = 283,918.41/x
  3. Step 3: Cross multiply
    465,101.01x = 641,909.57 × 283,918.41
  4. Step 4: Simplify right side
    465,101.01x = 182,249,943,058.59
  5. Step 5: Solve for x
    x = 182,249,943,058.59/465,101.01
  6. Step 6: Final answer
    x = 391,850.24

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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.