Home / 454,512.24-627,271.25-339,591.47

Finding the Fourth Proportional to 454,512.24, 627,271.25 and 339,591.47

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Solution

The fourth proportional to 454,512.24, 627,271.25 and 339,591.47 is: 468,669.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,512.24 : 627,271.25 = 339,591.47 : x
  2. Step 2: Convert to fraction form
    454,512.24/627,271.25 = 339,591.47/x
  3. Step 3: Cross multiply
    454,512.24x = 627,271.25 × 339,591.47
  4. Step 4: Simplify right side
    454,512.24x = 213,015,961,041.92
  5. Step 5: Solve for x
    x = 213,015,961,041.92/454,512.24
  6. Step 6: Final answer
    x = 468,669.36

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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.