Home / 443,477.08-611,984.70-252,517.72

Finding the Fourth Proportional to 443,477.08, 611,984.70 and 252,517.72

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Solution

The fourth proportional to 443,477.08, 611,984.70 and 252,517.72 is: 348,466.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,477.08 : 611,984.70 = 252,517.72 : x
  2. Step 2: Convert to fraction form
    443,477.08/611,984.70 = 252,517.72/x
  3. Step 3: Cross multiply
    443,477.08x = 611,984.70 × 252,517.72
  4. Step 4: Simplify right side
    443,477.08x = 154,536,981,118.88
  5. Step 5: Solve for x
    x = 154,536,981,118.88/443,477.08
  6. Step 6: Final answer
    x = 348,466.67

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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.