Home / 382,160.64-527,383.39-210,089.67

Finding the Fourth Proportional to 382,160.64, 527,383.39 and 210,089.67

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Solution

The fourth proportional to 382,160.64, 527,383.39 and 210,089.67 is: 289,924.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,160.64 : 527,383.39 = 210,089.67 : x
  2. Step 2: Convert to fraction form
    382,160.64/527,383.39 = 210,089.67/x
  3. Step 3: Cross multiply
    382,160.64x = 527,383.39 × 210,089.67
  4. Step 4: Simplify right side
    382,160.64x = 110,797,800,928.88
  5. Step 5: Solve for x
    x = 110,797,800,928.88/382,160.64
  6. Step 6: Final answer
    x = 289,924.68

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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.