Home / 726,232.54-1,002,186.53-403,935.70

Finding the Fourth Proportional to 726,232.54, 1,002,186.53 and 403,935.70

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Solution

The fourth proportional to 726,232.54, 1,002,186.53 and 403,935.70 is: 557,423.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,232.54 : 1,002,186.53 = 403,935.70 : x
  2. Step 2: Convert to fraction form
    726,232.54/1,002,186.53 = 403,935.70/x
  3. Step 3: Cross multiply
    726,232.54x = 1,002,186.53 × 403,935.70
  4. Step 4: Simplify right side
    726,232.54x = 404,818,915,506.44
  5. Step 5: Solve for x
    x = 404,818,915,506.44/726,232.54
  6. Step 6: Final answer
    x = 557,423.27

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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.