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Finding the Fourth Proportional to 436,103.41, 654,408.91 and 183,365.59

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Solution

The fourth proportional to 436,103.41, 654,408.91 and 183,365.59 is: 275,155.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,103.41 : 654,408.91 = 183,365.59 : x
  2. Step 2: Convert to fraction form
    436,103.41/654,408.91 = 183,365.59/x
  3. Step 3: Cross multiply
    436,103.41x = 654,408.91 × 183,365.59
  4. Step 4: Simplify right side
    436,103.41x = 119,996,075,883.41
  5. Step 5: Solve for x
    x = 119,996,075,883.41/436,103.41
  6. Step 6: Final answer
    x = 275,155.10

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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.