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Finding the Fourth Proportional to 454,539.46, 627,268.51 and 250,597.61

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Solution

The fourth proportional to 454,539.46, 627,268.51 and 250,597.61 is: 345,826.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,539.46 : 627,268.51 = 250,597.61 : x
  2. Step 2: Convert to fraction form
    454,539.46/627,268.51 = 250,597.61/x
  3. Step 3: Cross multiply
    454,539.46x = 627,268.51 × 250,597.61
  4. Step 4: Simplify right side
    454,539.46x = 157,191,989,434.26
  5. Step 5: Solve for x
    x = 157,191,989,434.26/454,539.46
  6. Step 6: Final answer
    x = 345,826.94

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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.