Home / 1,060,535.11-1,590,805.97-261,816.73

Finding the Fourth Proportional to 1,060,535.11, 1,590,805.97 and 261,816.73

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Solution

The fourth proportional to 1,060,535.11, 1,590,805.97 and 261,816.73 is: 392,725.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060,535.11 : 1,590,805.97 = 261,816.73 : x
  2. Step 2: Convert to fraction form
    1,060,535.11/1,590,805.97 = 261,816.73/x
  3. Step 3: Cross multiply
    1,060,535.11x = 1,590,805.97 × 261,816.73
  4. Step 4: Simplify right side
    1,060,535.11x = 416,499,617,129.88
  5. Step 5: Solve for x
    x = 416,499,617,129.88/1,060,535.11
  6. Step 6: Final answer
    x = 392,725.91

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.