Home / 461,234.51-691,784.87-176,996.61

Finding the Fourth Proportional to 461,234.51, 691,784.87 and 176,996.61

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Solution

The fourth proportional to 461,234.51, 691,784.87 and 176,996.61 is: 265,469.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,234.51 : 691,784.87 = 176,996.61 : x
  2. Step 2: Convert to fraction form
    461,234.51/691,784.87 = 176,996.61/x
  3. Step 3: Cross multiply
    461,234.51x = 691,784.87 × 176,996.61
  4. Step 4: Simplify right side
    461,234.51x = 122,443,576,839.29
  5. Step 5: Solve for x
    x = 122,443,576,839.29/461,234.51
  6. Step 6: Final answer
    x = 265,469.24

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Double scale
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Similar ratio
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1.5x scale

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.