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Finding the Fourth Proportional to 437,430.89, 656,401.49 and 237,772.37

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Solution

The fourth proportional to 437,430.89, 656,401.49 and 237,772.37 is: 356,797.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,430.89 : 656,401.49 = 237,772.37 : x
  2. Step 2: Convert to fraction form
    437,430.89/656,401.49 = 237,772.37/x
  3. Step 3: Cross multiply
    437,430.89x = 656,401.49 × 237,772.37
  4. Step 4: Simplify right side
    437,430.89x = 156,074,139,292.62
  5. Step 5: Solve for x
    x = 156,074,139,292.62/437,430.89
  6. Step 6: Final answer
    x = 356,797.25

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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.