Home / 783,864.92-1,081,732.76-444,333.18

Finding the Fourth Proportional to 783,864.92, 1,081,732.76 and 444,333.18

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Solution

The fourth proportional to 783,864.92, 1,081,732.76 and 444,333.18 is: 613,179.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,864.92 : 1,081,732.76 = 444,333.18 : x
  2. Step 2: Convert to fraction form
    783,864.92/1,081,732.76 = 444,333.18/x
  3. Step 3: Cross multiply
    783,864.92x = 1,081,732.76 × 444,333.18
  4. Step 4: Simplify right side
    783,864.92x = 480,649,757,160.98
  5. Step 5: Solve for x
    x = 480,649,757,160.98/783,864.92
  6. Step 6: Final answer
    x = 613,179.32

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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.