Home / 875,364.30-1,313,046.72-276,386.04

Finding the Fourth Proportional to 875,364.30, 1,313,046.72 and 276,386.04

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Solution

The fourth proportional to 875,364.30, 1,313,046.72 and 276,386.04 is: 414,579.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,364.30 : 1,313,046.72 = 276,386.04 : x
  2. Step 2: Convert to fraction form
    875,364.30/1,313,046.72 = 276,386.04/x
  3. Step 3: Cross multiply
    875,364.30x = 1,313,046.72 × 276,386.04
  4. Step 4: Simplify right side
    875,364.30x = 362,907,783,275.79
  5. Step 5: Solve for x
    x = 362,907,783,275.79/875,364.30
  6. Step 6: Final answer
    x = 414,579.15

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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.