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Finding the Fourth Proportional to 535,124.88, 738,452.34 and 293,401.80

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Solution

The fourth proportional to 535,124.88, 738,452.34 and 293,401.80 is: 404,883.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,124.88 : 738,452.34 = 293,401.80 : x
  2. Step 2: Convert to fraction form
    535,124.88/738,452.34 = 293,401.80/x
  3. Step 3: Cross multiply
    535,124.88x = 738,452.34 × 293,401.80
  4. Step 4: Simplify right side
    535,124.88x = 216,663,245,770.21
  5. Step 5: Solve for x
    x = 216,663,245,770.21/535,124.88
  6. Step 6: Final answer
    x = 404,883.52

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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.