Home / 783,744.16-1,081,579.44-444,205.12

Finding the Fourth Proportional to 783,744.16, 1,081,579.44 and 444,205.12

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Solution

The fourth proportional to 783,744.16, 1,081,579.44 and 444,205.12 is: 613,010.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,744.16 : 1,081,579.44 = 444,205.12 : x
  2. Step 2: Convert to fraction form
    783,744.16/1,081,579.44 = 444,205.12/x
  3. Step 3: Cross multiply
    783,744.16x = 1,081,579.44 × 444,205.12
  4. Step 4: Simplify right side
    783,744.16x = 480,443,124,934.73
  5. Step 5: Solve for x
    x = 480,443,124,934.73/783,744.16
  6. Step 6: Final answer
    x = 613,010.15

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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.