Home / 741,085.58-1,022,699.86-401,553.84

Finding the Fourth Proportional to 741,085.58, 1,022,699.86 and 401,553.84

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Solution

The fourth proportional to 741,085.58, 1,022,699.86 and 401,553.84 is: 554,145.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,085.58 : 1,022,699.86 = 401,553.84 : x
  2. Step 2: Convert to fraction form
    741,085.58/1,022,699.86 = 401,553.84/x
  3. Step 3: Cross multiply
    741,085.58x = 1,022,699.86 × 401,553.84
  4. Step 4: Simplify right side
    741,085.58x = 410,669,055,950.46
  5. Step 5: Solve for x
    x = 410,669,055,950.46/741,085.58
  6. Step 6: Final answer
    x = 554,145.25

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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.