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Finding the Fourth Proportional to 248,024.98, 371,819.17 and 98,370.34

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Solution

The fourth proportional to 248,024.98, 371,819.17 and 98,370.34 is: 147,468.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,024.98 : 371,819.17 = 98,370.34 : x
  2. Step 2: Convert to fraction form
    248,024.98/371,819.17 = 98,370.34/x
  3. Step 3: Cross multiply
    248,024.98x = 371,819.17 × 98,370.34
  4. Step 4: Simplify right side
    248,024.98x = 36,575,978,171.42
  5. Step 5: Solve for x
    x = 36,575,978,171.42/248,024.98
  6. Step 6: Final answer
    x = 147,468.93

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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.