Home / 948,786.84-1,309,383.90-546,508.44

Finding the Fourth Proportional to 948,786.84, 1,309,383.90 and 546,508.44

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Solution

The fourth proportional to 948,786.84, 1,309,383.90 and 546,508.44 is: 754,215.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,786.84 : 1,309,383.90 = 546,508.44 : x
  2. Step 2: Convert to fraction form
    948,786.84/1,309,383.90 = 546,508.44/x
  3. Step 3: Cross multiply
    948,786.84x = 1,309,383.90 × 546,508.44
  4. Step 4: Simplify right side
    948,786.84x = 715,589,352,550.12
  5. Step 5: Solve for x
    x = 715,589,352,550.12/948,786.84
  6. Step 6: Final answer
    x = 754,215.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.