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Finding the Fourth Proportional to 229,233.70, 343,850.55 and 158,374.90

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Solution

The fourth proportional to 229,233.70, 343,850.55 and 158,374.90 is: 237,562.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,233.70 : 343,850.55 = 158,374.90 : x
  2. Step 2: Convert to fraction form
    229,233.70/343,850.55 = 158,374.90/x
  3. Step 3: Cross multiply
    229,233.70x = 343,850.55 × 158,374.90
  4. Step 4: Simplify right side
    229,233.70x = 54,457,296,471.20
  5. Step 5: Solve for x
    x = 54,457,296,471.20/229,233.70
  6. Step 6: Final answer
    x = 237,562.35

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1.5x scale

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.