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Finding the Fourth Proportional to 535,751.01, 739,363.23 and 294,031.47

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Solution

The fourth proportional to 535,751.01, 739,363.23 and 294,031.47 is: 405,778.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,751.01 : 739,363.23 = 294,031.47 : x
  2. Step 2: Convert to fraction form
    535,751.01/739,363.23 = 294,031.47/x
  3. Step 3: Cross multiply
    535,751.01x = 739,363.23 × 294,031.47
  4. Step 4: Simplify right side
    535,751.01x = 217,396,057,380.85
  5. Step 5: Solve for x
    x = 217,396,057,380.85/535,751.01
  6. Step 6: Final answer
    x = 405,778.16

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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.