Home / 792,840.80-1,093,913.16-470,622.80

Finding the Fourth Proportional to 792,840.80, 1,093,913.16 and 470,622.80

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Solution

The fourth proportional to 792,840.80, 1,093,913.16 and 470,622.80 is: 649,336.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,840.80 : 1,093,913.16 = 470,622.80 : x
  2. Step 2: Convert to fraction form
    792,840.80/1,093,913.16 = 470,622.80/x
  3. Step 3: Cross multiply
    792,840.80x = 1,093,913.16 × 470,622.80
  4. Step 4: Simplify right side
    792,840.80x = 514,820,474,316.05
  5. Step 5: Solve for x
    x = 514,820,474,316.05/792,840.80
  6. Step 6: Final answer
    x = 649,336.51

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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.