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Finding the Fourth Proportional to 222,749.60, 334,200.90 and 65,001.20

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Solution

The fourth proportional to 222,749.60, 334,200.90 and 65,001.20 is: 97,524.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,749.60 : 334,200.90 = 65,001.20 : x
  2. Step 2: Convert to fraction form
    222,749.60/334,200.90 = 65,001.20/x
  3. Step 3: Cross multiply
    222,749.60x = 334,200.90 × 65,001.20
  4. Step 4: Simplify right side
    222,749.60x = 21,723,459,541.08
  5. Step 5: Solve for x
    x = 21,723,459,541.08/222,749.60
  6. Step 6: Final answer
    x = 97,524.12

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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.