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Finding the Fourth Proportional to 273,603.60, 410,403.60 and 73,943.92

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Solution

The fourth proportional to 273,603.60, 410,403.60 and 73,943.92 is: 110,915.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,603.60 : 410,403.60 = 73,943.92 : x
  2. Step 2: Convert to fraction form
    273,603.60/410,403.60 = 73,943.92/x
  3. Step 3: Cross multiply
    273,603.60x = 410,403.60 × 73,943.92
  4. Step 4: Simplify right side
    273,603.60x = 30,346,850,966.11
  5. Step 5: Solve for x
    x = 30,346,850,966.11/273,603.60
  6. Step 6: Final answer
    x = 110,915.39

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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.