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Finding the Fourth Proportional to 222,603.60, 333,905.40 and 110,305.20

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Solution

The fourth proportional to 222,603.60, 333,905.40 and 110,305.20 is: 165,457.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,603.60 : 333,905.40 = 110,305.20 : x
  2. Step 2: Convert to fraction form
    222,603.60/333,905.40 = 110,305.20/x
  3. Step 3: Cross multiply
    222,603.60x = 333,905.40 × 110,305.20
  4. Step 4: Simplify right side
    222,603.60x = 36,831,501,928.08
  5. Step 5: Solve for x
    x = 36,831,501,928.08/222,603.60
  6. Step 6: Final answer
    x = 165,457.80

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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.