Home / 591,419.56-816,158.20-336,770.76

Finding the Fourth Proportional to 591,419.56, 816,158.20 and 336,770.76

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Solution

The fourth proportional to 591,419.56, 816,158.20 and 336,770.76 is: 464,743.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,419.56 : 816,158.20 = 336,770.76 : x
  2. Step 2: Convert to fraction form
    591,419.56/816,158.20 = 336,770.76/x
  3. Step 3: Cross multiply
    591,419.56x = 816,158.20 × 336,770.76
  4. Step 4: Simplify right side
    591,419.56x = 274,858,217,294.23
  5. Step 5: Solve for x
    x = 274,858,217,294.23/591,419.56
  6. Step 6: Final answer
    x = 464,743.20

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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.