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Finding the Fourth Proportional to 261,324.12, 360,781.88 and 164,610.88

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Solution

The fourth proportional to 261,324.12, 360,781.88 and 164,610.88 is: 227,260.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,324.12 : 360,781.88 = 164,610.88 : x
  2. Step 2: Convert to fraction form
    261,324.12/360,781.88 = 164,610.88/x
  3. Step 3: Cross multiply
    261,324.12x = 360,781.88 × 164,610.88
  4. Step 4: Simplify right side
    261,324.12x = 59,388,622,754.85
  5. Step 5: Solve for x
    x = 59,388,622,754.85/261,324.12
  6. Step 6: Final answer
    x = 227,260.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.