Home / 382,203.88-527,427.91-210,120.59

Finding the Fourth Proportional to 382,203.88, 527,427.91 and 210,120.59

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Solution

The fourth proportional to 382,203.88, 527,427.91 and 210,120.59 is: 289,959.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,203.88 : 527,427.91 = 210,120.59 : x
  2. Step 2: Convert to fraction form
    382,203.88/527,427.91 = 210,120.59/x
  3. Step 3: Cross multiply
    382,203.88x = 527,427.91 × 210,120.59
  4. Step 4: Simplify right side
    382,203.88x = 110,823,464,494.58
  5. Step 5: Solve for x
    x = 110,823,464,494.58/382,203.88
  6. Step 6: Final answer
    x = 289,959.03

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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.