Home / 454,938.16-627,816.76-250,991.50

Finding the Fourth Proportional to 454,938.16, 627,816.76 and 250,991.50

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Solution

The fourth proportional to 454,938.16, 627,816.76 and 250,991.50 is: 346,369.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,938.16 : 627,816.76 = 250,991.50 : x
  2. Step 2: Convert to fraction form
    454,938.16/627,816.76 = 250,991.50/x
  3. Step 3: Cross multiply
    454,938.16x = 627,816.76 × 250,991.50
  4. Step 4: Simplify right side
    454,938.16x = 157,576,670,317.54
  5. Step 5: Solve for x
    x = 157,576,670,317.54/454,938.16
  6. Step 6: Final answer
    x = 346,369.43

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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.