Home / 1,054,133.25-1,581,243.62-306,179.25

Finding the Fourth Proportional to 1,054,133.25, 1,581,243.62 and 306,179.25

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Solution

The fourth proportional to 1,054,133.25, 1,581,243.62 and 306,179.25 is: 459,281.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,133.25 : 1,581,243.62 = 306,179.25 : x
  2. Step 2: Convert to fraction form
    1,054,133.25/1,581,243.62 = 306,179.25/x
  3. Step 3: Cross multiply
    1,054,133.25x = 1,581,243.62 × 306,179.25
  4. Step 4: Simplify right side
    1,054,133.25x = 484,143,984,107.99
  5. Step 5: Solve for x
    x = 484,143,984,107.99/1,054,133.25
  6. Step 6: Final answer
    x = 459,281.58

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Double scale
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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.