Home / 831,836.97-1,247,755.68-232,886.36

Finding the Fourth Proportional to 831,836.97, 1,247,755.68 and 232,886.36

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Solution

The fourth proportional to 831,836.97, 1,247,755.68 and 232,886.36 is: 349,329.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,836.97 : 1,247,755.68 = 232,886.36 : x
  2. Step 2: Convert to fraction form
    831,836.97/1,247,755.68 = 232,886.36/x
  3. Step 3: Cross multiply
    831,836.97x = 1,247,755.68 × 232,886.36
  4. Step 4: Simplify right side
    831,836.97x = 290,585,272,245.75
  5. Step 5: Solve for x
    x = 290,585,272,245.75/831,836.97
  6. Step 6: Final answer
    x = 349,329.60

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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.