Home / 454,416.12-627,057.37-263,441.81

Finding the Fourth Proportional to 454,416.12, 627,057.37 and 263,441.81

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Solution

The fourth proportional to 454,416.12, 627,057.37 and 263,441.81 is: 363,528.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,416.12 : 627,057.37 = 263,441.81 : x
  2. Step 2: Convert to fraction form
    454,416.12/627,057.37 = 263,441.81/x
  3. Step 3: Cross multiply
    454,416.12x = 627,057.37 × 263,441.81
  4. Step 4: Simplify right side
    454,416.12x = 165,193,128,526.64
  5. Step 5: Solve for x
    x = 165,193,128,526.64/454,416.12
  6. Step 6: Final answer
    x = 363,528.32

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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.