Home / 724,427.70-1,086,787.35-251,015.10

Finding the Fourth Proportional to 724,427.70, 1,086,787.35 and 251,015.10

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Solution

The fourth proportional to 724,427.70, 1,086,787.35 and 251,015.10 is: 376,573.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,427.70 : 1,086,787.35 = 251,015.10 : x
  2. Step 2: Convert to fraction form
    724,427.70/1,086,787.35 = 251,015.10/x
  3. Step 3: Cross multiply
    724,427.70x = 1,086,787.35 × 251,015.10
  4. Step 4: Simplify right side
    724,427.70x = 272,800,035,338.99
  5. Step 5: Solve for x
    x = 272,800,035,338.99/724,427.70
  6. Step 6: Final answer
    x = 376,573.17

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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.