Home / 382,245.70-527,504.88-210,171.10

Finding the Fourth Proportional to 382,245.70, 527,504.88 and 210,171.10

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Solution

The fourth proportional to 382,245.70, 527,504.88 and 210,171.10 is: 290,039.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,245.70 : 527,504.88 = 210,171.10 : x
  2. Step 2: Convert to fraction form
    382,245.70/527,504.88 = 210,171.10/x
  3. Step 3: Cross multiply
    382,245.70x = 527,504.88 × 210,171.10
  4. Step 4: Simplify right side
    382,245.70x = 110,866,280,884.97
  5. Step 5: Solve for x
    x = 110,866,280,884.97/382,245.70
  6. Step 6: Final answer
    x = 290,039.31

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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.