Home / 454,938.94-627,811.41-250,991.51

Finding the Fourth Proportional to 454,938.94, 627,811.41 and 250,991.51

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Solution

The fourth proportional to 454,938.94, 627,811.41 and 250,991.51 is: 346,365.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,938.94 : 627,811.41 = 250,991.51 : x
  2. Step 2: Convert to fraction form
    454,938.94/627,811.41 = 250,991.51/x
  3. Step 3: Cross multiply
    454,938.94x = 627,811.41 × 250,991.51
  4. Step 4: Simplify right side
    454,938.94x = 157,575,334,507.05
  5. Step 5: Solve for x
    x = 157,575,334,507.05/454,938.94
  6. Step 6: Final answer
    x = 346,365.90

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1.5x scale

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.