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Finding the Fourth Proportional to 302,593.35, 453,890.03 and 255,354.15

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Solution

The fourth proportional to 302,593.35, 453,890.03 and 255,354.15 is: 383,031.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,593.35 : 453,890.03 = 255,354.15 : x
  2. Step 2: Convert to fraction form
    302,593.35/453,890.03 = 255,354.15/x
  3. Step 3: Cross multiply
    302,593.35x = 453,890.03 × 255,354.15
  4. Step 4: Simplify right side
    302,593.35x = 115,902,701,527.35
  5. Step 5: Solve for x
    x = 115,902,701,527.35/302,593.35
  6. Step 6: Final answer
    x = 383,031.23

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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.