Home / 785,419.20-1,083,882.82-441,269.64

Finding the Fourth Proportional to 785,419.20, 1,083,882.82 and 441,269.64

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Solution

The fourth proportional to 785,419.20, 1,083,882.82 and 441,269.64 is: 608,954.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,419.20 : 1,083,882.82 = 441,269.64 : x
  2. Step 2: Convert to fraction form
    785,419.20/1,083,882.82 = 441,269.64/x
  3. Step 3: Cross multiply
    785,419.20x = 1,083,882.82 × 441,269.64
  4. Step 4: Simplify right side
    785,419.20x = 478,284,581,783.59
  5. Step 5: Solve for x
    x = 478,284,581,783.59/785,419.20
  6. Step 6: Final answer
    x = 608,954.53

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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.