Home / 481,577.40-722,366.10-245,381.40

Finding the Fourth Proportional to 481,577.40, 722,366.10 and 245,381.40

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Solution

The fourth proportional to 481,577.40, 722,366.10 and 245,381.40 is: 368,072.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,577.40 : 722,366.10 = 245,381.40 : x
  2. Step 2: Convert to fraction form
    481,577.40/722,366.10 = 245,381.40/x
  3. Step 3: Cross multiply
    481,577.40x = 722,366.10 × 245,381.40
  4. Step 4: Simplify right side
    481,577.40x = 177,255,204,930.54
  5. Step 5: Solve for x
    x = 177,255,204,930.54/481,577.40
  6. Step 6: Final answer
    x = 368,072.10

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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.