Home / 806,198.40-1,209,297.60-293,901.98

Finding the Fourth Proportional to 806,198.40, 1,209,297.60 and 293,901.98

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Solution

The fourth proportional to 806,198.40, 1,209,297.60 and 293,901.98 is: 440,852.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,198.40 : 1,209,297.60 = 293,901.98 : x
  2. Step 2: Convert to fraction form
    806,198.40/1,209,297.60 = 293,901.98/x
  3. Step 3: Cross multiply
    806,198.40x = 1,209,297.60 × 293,901.98
  4. Step 4: Simplify right side
    806,198.40x = 355,414,953,002.76
  5. Step 5: Solve for x
    x = 355,414,953,002.76/806,198.40
  6. Step 6: Final answer
    x = 440,852.96

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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.