Home / 741,185.96-1,022,809.14-401,646.92

Finding the Fourth Proportional to 741,185.96, 1,022,809.14 and 401,646.92

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Solution

The fourth proportional to 741,185.96, 1,022,809.14 and 401,646.92 is: 554,257.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,185.96 : 1,022,809.14 = 401,646.92 : x
  2. Step 2: Convert to fraction form
    741,185.96/1,022,809.14 = 401,646.92/x
  3. Step 3: Cross multiply
    741,185.96x = 1,022,809.14 × 401,646.92
  4. Step 4: Simplify right side
    741,185.96x = 410,808,135,714.80
  5. Step 5: Solve for x
    x = 410,808,135,714.80/741,185.96
  6. Step 6: Final answer
    x = 554,257.85

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Double scale
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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.