Home / 741,083.76-1,022,699.16-401,551.92

Finding the Fourth Proportional to 741,083.76, 1,022,699.16 and 401,551.92

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Solution

The fourth proportional to 741,083.76, 1,022,699.16 and 401,551.92 is: 554,143.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,083.76 : 1,022,699.16 = 401,551.92 : x
  2. Step 2: Convert to fraction form
    741,083.76/1,022,699.16 = 401,551.92/x
  3. Step 3: Cross multiply
    741,083.76x = 1,022,699.16 × 401,551.92
  4. Step 4: Simplify right side
    741,083.76x = 410,666,811,280.39
  5. Step 5: Solve for x
    x = 410,666,811,280.39/741,083.76
  6. Step 6: Final answer
    x = 554,143.58

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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.