Home / 484,721.66-726,440.96-371,971.02

Finding the Fourth Proportional to 484,721.66, 726,440.96 and 371,971.02

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Solution

The fourth proportional to 484,721.66, 726,440.96 and 371,971.02 is: 557,464.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,721.66 : 726,440.96 = 371,971.02 : x
  2. Step 2: Convert to fraction form
    484,721.66/726,440.96 = 371,971.02/x
  3. Step 3: Cross multiply
    484,721.66x = 726,440.96 × 371,971.02
  4. Step 4: Simplify right side
    484,721.66x = 270,214,984,860.98
  5. Step 5: Solve for x
    x = 270,214,984,860.98/484,721.66
  6. Step 6: Final answer
    x = 557,464.23

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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.