Home / 289,000.23-433,624.89-120,553.73

Finding the Fourth Proportional to 289,000.23, 433,624.89 and 120,553.73

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Solution

The fourth proportional to 289,000.23, 433,624.89 and 120,553.73 is: 180,882.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,000.23 : 433,624.89 = 120,553.73 : x
  2. Step 2: Convert to fraction form
    289,000.23/433,624.89 = 120,553.73/x
  3. Step 3: Cross multiply
    289,000.23x = 433,624.89 × 120,553.73
  4. Step 4: Simplify right side
    289,000.23x = 52,275,095,742.22
  5. Step 5: Solve for x
    x = 52,275,095,742.22/289,000.23
  6. Step 6: Final answer
    x = 180,882.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.