Home / 729,103.70-1,093,655.55-530,815.70

Finding the Fourth Proportional to 729,103.70, 1,093,655.55 and 530,815.70

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Solution

The fourth proportional to 729,103.70, 1,093,655.55 and 530,815.70 is: 796,223.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,103.70 : 1,093,655.55 = 530,815.70 : x
  2. Step 2: Convert to fraction form
    729,103.70/1,093,655.55 = 530,815.70/x
  3. Step 3: Cross multiply
    729,103.70x = 1,093,655.55 × 530,815.70
  4. Step 4: Simplify right side
    729,103.70x = 580,529,536,332.14
  5. Step 5: Solve for x
    x = 580,529,536,332.14/729,103.70
  6. Step 6: Final answer
    x = 796,223.55

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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.