Home / 831,598.97-1,247,552.31-263,123.16

Finding the Fourth Proportional to 831,598.97, 1,247,552.31 and 263,123.16

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Solution

The fourth proportional to 831,598.97, 1,247,552.31 and 263,123.16 is: 394,733.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,598.97 : 1,247,552.31 = 263,123.16 : x
  2. Step 2: Convert to fraction form
    831,598.97/1,247,552.31 = 263,123.16/x
  3. Step 3: Cross multiply
    831,598.97x = 1,247,552.31 × 263,123.16
  4. Step 4: Simplify right side
    831,598.97x = 328,259,906,072.50
  5. Step 5: Solve for x
    x = 328,259,906,072.50/831,598.97
  6. Step 6: Final answer
    x = 394,733.42

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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.