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Finding the Fourth Proportional to 662,423.92, 993,652.20 and 241,699.72

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Solution

The fourth proportional to 662,423.92, 993,652.20 and 241,699.72 is: 362,555.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,423.92 : 993,652.20 = 241,699.72 : x
  2. Step 2: Convert to fraction form
    662,423.92/993,652.20 = 241,699.72/x
  3. Step 3: Cross multiply
    662,423.92x = 993,652.20 × 241,699.72
  4. Step 4: Simplify right side
    662,423.92x = 240,165,458,517.38
  5. Step 5: Solve for x
    x = 240,165,458,517.38/662,423.92
  6. Step 6: Final answer
    x = 362,555.53

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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.