Home / 783,794.83-1,081,721.45-444,226.63

Finding the Fourth Proportional to 783,794.83, 1,081,721.45 and 444,226.63

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Solution

The fourth proportional to 783,794.83, 1,081,721.45 and 444,226.63 is: 613,080.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,794.83 : 1,081,721.45 = 444,226.63 : x
  2. Step 2: Convert to fraction form
    783,794.83/1,081,721.45 = 444,226.63/x
  3. Step 3: Cross multiply
    783,794.83x = 1,081,721.45 × 444,226.63
  4. Step 4: Simplify right side
    783,794.83x = 480,529,474,332.21
  5. Step 5: Solve for x
    x = 480,529,474,332.21/783,794.83
  6. Step 6: Final answer
    x = 613,080.69

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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.