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Finding the Fourth Proportional to 264,714.80, 396,501.96 and 124,262.96

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Solution

The fourth proportional to 264,714.80, 396,501.96 and 124,262.96 is: 186,126.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,714.80 : 396,501.96 = 124,262.96 : x
  2. Step 2: Convert to fraction form
    264,714.80/396,501.96 = 124,262.96/x
  3. Step 3: Cross multiply
    264,714.80x = 396,501.96 × 124,262.96
  4. Step 4: Simplify right side
    264,714.80x = 49,270,507,195.40
  5. Step 5: Solve for x
    x = 49,270,507,195.40/264,714.80
  6. Step 6: Final answer
    x = 186,126.76

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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.