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Finding the Fourth Proportional to 624,385.86, 936,199.50 and 244,851.90

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Solution

The fourth proportional to 624,385.86, 936,199.50 and 244,851.90 is: 367,129.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,385.86 : 936,199.50 = 244,851.90 : x
  2. Step 2: Convert to fraction form
    624,385.86/936,199.50 = 244,851.90/x
  3. Step 3: Cross multiply
    624,385.86x = 936,199.50 × 244,851.90
  4. Step 4: Simplify right side
    624,385.86x = 229,230,226,354.05
  5. Step 5: Solve for x
    x = 229,230,226,354.05/624,385.86
  6. Step 6: Final answer
    x = 367,129.11

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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.