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Finding the Fourth Proportional to 243,957.08, 366,354.38 and 149,740.50

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Solution

The fourth proportional to 243,957.08, 366,354.38 and 149,740.50 is: 224,867.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,957.08 : 366,354.38 = 149,740.50 : x
  2. Step 2: Convert to fraction form
    243,957.08/366,354.38 = 149,740.50/x
  3. Step 3: Cross multiply
    243,957.08x = 366,354.38 × 149,740.50
  4. Step 4: Simplify right side
    243,957.08x = 54,858,087,289.69
  5. Step 5: Solve for x
    x = 54,858,087,289.69/243,957.08
  6. Step 6: Final answer
    x = 224,867.79

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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.