Home / 531,609.94-733,640.10-302,176.83

Finding the Fourth Proportional to 531,609.94, 733,640.10 and 302,176.83

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Solution

The fourth proportional to 531,609.94, 733,640.10 and 302,176.83 is: 417,014.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,609.94 : 733,640.10 = 302,176.83 : x
  2. Step 2: Convert to fraction form
    531,609.94/733,640.10 = 302,176.83/x
  3. Step 3: Cross multiply
    531,609.94x = 733,640.10 × 302,176.83
  4. Step 4: Simplify right side
    531,609.94x = 221,689,039,778.88
  5. Step 5: Solve for x
    x = 221,689,039,778.88/531,609.94
  6. Step 6: Final answer
    x = 417,014.48

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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.