Home / 873,153.19-1,204,949.51-491,179.97

Finding the Fourth Proportional to 873,153.19, 1,204,949.51 and 491,179.97

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Solution

The fourth proportional to 873,153.19, 1,204,949.51 and 491,179.97 is: 677,827.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,153.19 : 1,204,949.51 = 491,179.97 : x
  2. Step 2: Convert to fraction form
    873,153.19/1,204,949.51 = 491,179.97/x
  3. Step 3: Cross multiply
    873,153.19x = 1,204,949.51 × 491,179.97
  4. Step 4: Simplify right side
    873,153.19x = 591,847,066,571.71
  5. Step 5: Solve for x
    x = 591,847,066,571.71/873,153.19
  6. Step 6: Final answer
    x = 677,827.30

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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.