Home / 835,998.77-1,153,685.07-454,028.28

Finding the Fourth Proportional to 835,998.77, 1,153,685.07 and 454,028.28

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Solution

The fourth proportional to 835,998.77, 1,153,685.07 and 454,028.28 is: 626,562.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,998.77 : 1,153,685.07 = 454,028.28 : x
  2. Step 2: Convert to fraction form
    835,998.77/1,153,685.07 = 454,028.28/x
  3. Step 3: Cross multiply
    835,998.77x = 1,153,685.07 × 454,028.28
  4. Step 4: Simplify right side
    835,998.77x = 523,805,647,993.78
  5. Step 5: Solve for x
    x = 523,805,647,993.78/835,998.77
  6. Step 6: Final answer
    x = 626,562.71

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Half scale
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Double scale
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Similar ratio
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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.