Home / 454,848.21-627,744.74-263,868.03

Finding the Fourth Proportional to 454,848.21, 627,744.74 and 263,868.03

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Solution

The fourth proportional to 454,848.21, 627,744.74 and 263,868.03 is: 364,169.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,848.21 : 627,744.74 = 263,868.03 : x
  2. Step 2: Convert to fraction form
    454,848.21/627,744.74 = 263,868.03/x
  3. Step 3: Cross multiply
    454,848.21x = 627,744.74 × 263,868.03
  4. Step 4: Simplify right side
    454,848.21x = 165,641,766,567.32
  5. Step 5: Solve for x
    x = 165,641,766,567.32/454,848.21
  6. Step 6: Final answer
    x = 364,169.33

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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.