Home / 450,087.41-621,179.38-259,108.85

Finding the Fourth Proportional to 450,087.41, 621,179.38 and 259,108.85

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Solution

The fourth proportional to 450,087.41, 621,179.38 and 259,108.85 is: 357,604.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,087.41 : 621,179.38 = 259,108.85 : x
  2. Step 2: Convert to fraction form
    450,087.41/621,179.38 = 259,108.85/x
  3. Step 3: Cross multiply
    450,087.41x = 621,179.38 × 259,108.85
  4. Step 4: Simplify right side
    450,087.41x = 160,953,076,672.35
  5. Step 5: Solve for x
    x = 160,953,076,672.35/450,087.41
  6. Step 6: Final answer
    x = 357,604.04

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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.