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Finding the Fourth Proportional to 519,265.35, 778,898.03 and 493,604.55

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Solution

The fourth proportional to 519,265.35, 778,898.03 and 493,604.55 is: 740,406.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,265.35 : 778,898.03 = 493,604.55 : x
  2. Step 2: Convert to fraction form
    519,265.35/778,898.03 = 493,604.55/x
  3. Step 3: Cross multiply
    519,265.35x = 778,898.03 × 493,604.55
  4. Step 4: Simplify right side
    519,265.35x = 384,467,609,126.01
  5. Step 5: Solve for x
    x = 384,467,609,126.01/519,265.35
  6. Step 6: Final answer
    x = 740,406.83

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Similar ratio
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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.