Home / 824,481.90-1,234,623.29-543,146.22

Finding the Fourth Proportional to 824,481.90, 1,234,623.29 and 543,146.22

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Solution

The fourth proportional to 824,481.90, 1,234,623.29 and 543,146.22 is: 813,336.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,481.90 : 1,234,623.29 = 543,146.22 : x
  2. Step 2: Convert to fraction form
    824,481.90/1,234,623.29 = 543,146.22/x
  3. Step 3: Cross multiply
    824,481.90x = 1,234,623.29 × 543,146.22
  4. Step 4: Simplify right side
    824,481.90x = 670,580,970,371.73
  5. Step 5: Solve for x
    x = 670,580,970,371.73/824,481.90
  6. Step 6: Final answer
    x = 813,336.19

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Double scale
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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.