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Finding the Fourth Proportional to 436,098.78, 654,401.97 and 183,360.96

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Solution

The fourth proportional to 436,098.78, 654,401.97 and 183,360.96 is: 275,148.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,098.78 : 654,401.97 = 183,360.96 : x
  2. Step 2: Convert to fraction form
    436,098.78/654,401.97 = 183,360.96/x
  3. Step 3: Cross multiply
    436,098.78x = 654,401.97 × 183,360.96
  4. Step 4: Simplify right side
    436,098.78x = 119,991,773,445.09
  5. Step 5: Solve for x
    x = 119,991,773,445.09/436,098.78
  6. Step 6: Final answer
    x = 275,148.15

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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.