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Finding the Fourth Proportional to 437,066.70, 655,621.65 and 227,114.70

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Solution

The fourth proportional to 437,066.70, 655,621.65 and 227,114.70 is: 340,683.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,066.70 : 655,621.65 = 227,114.70 : x
  2. Step 2: Convert to fraction form
    437,066.70/655,621.65 = 227,114.70/x
  3. Step 3: Cross multiply
    437,066.70x = 655,621.65 × 227,114.70
  4. Step 4: Simplify right side
    437,066.70x = 148,901,314,353.26
  5. Step 5: Solve for x
    x = 148,901,314,353.26/437,066.70
  6. Step 6: Final answer
    x = 340,683.27

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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.