Home / 382,220.44-527,464.54-210,141.33

Finding the Fourth Proportional to 382,220.44, 527,464.54 and 210,141.33

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Solution

The fourth proportional to 382,220.44, 527,464.54 and 210,141.33 is: 289,995.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,220.44 : 527,464.54 = 210,141.33 : x
  2. Step 2: Convert to fraction form
    382,220.44/527,464.54 = 210,141.33/x
  3. Step 3: Cross multiply
    382,220.44x = 527,464.54 × 210,141.33
  4. Step 4: Simplify right side
    382,220.44x = 110,842,099,731.62
  5. Step 5: Solve for x
    x = 110,842,099,731.62/382,220.44
  6. Step 6: Final answer
    x = 289,995.22

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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.