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Finding the Fourth Proportional to 337,555.10, 505,889.73 and 248,391.10

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Solution

The fourth proportional to 337,555.10, 505,889.73 and 248,391.10 is: 372,260.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,555.10 : 505,889.73 = 248,391.10 : x
  2. Step 2: Convert to fraction form
    337,555.10/505,889.73 = 248,391.10/x
  3. Step 3: Cross multiply
    337,555.10x = 505,889.73 × 248,391.10
  4. Step 4: Simplify right side
    337,555.10x = 125,658,506,513.40
  5. Step 5: Solve for x
    x = 125,658,506,513.40/337,555.10
  6. Step 6: Final answer
    x = 372,260.73

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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.