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Finding the Fourth Proportional to 454,888.80, 627,777.54 and 263,902.14

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Solution

The fourth proportional to 454,888.80, 627,777.54 and 263,902.14 is: 364,202.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,888.80 : 627,777.54 = 263,902.14 : x
  2. Step 2: Convert to fraction form
    454,888.80/627,777.54 = 263,902.14/x
  3. Step 3: Cross multiply
    454,888.80x = 627,777.54 × 263,902.14
  4. Step 4: Simplify right side
    454,888.80x = 165,671,836,249.94
  5. Step 5: Solve for x
    x = 165,671,836,249.94/454,888.80
  6. Step 6: Final answer
    x = 364,202.94

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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.