Home / 465,928.28-641,394.30-344,841.38

Finding the Fourth Proportional to 465,928.28, 641,394.30 and 344,841.38

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Solution

The fourth proportional to 465,928.28, 641,394.30 and 344,841.38 is: 474,706.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,928.28 : 641,394.30 = 344,841.38 : x
  2. Step 2: Convert to fraction form
    465,928.28/641,394.30 = 344,841.38/x
  3. Step 3: Cross multiply
    465,928.28x = 641,394.30 × 344,841.38
  4. Step 4: Simplify right side
    465,928.28x = 221,179,295,536.13
  5. Step 5: Solve for x
    x = 221,179,295,536.13/465,928.28
  6. Step 6: Final answer
    x = 474,706.74

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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.