Home / 783,793.83-1,081,720.07-444,225.63

Finding the Fourth Proportional to 783,793.83, 1,081,720.07 and 444,225.63

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Solution

The fourth proportional to 783,793.83, 1,081,720.07 and 444,225.63 is: 613,079.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,793.83 : 1,081,720.07 = 444,225.63 : x
  2. Step 2: Convert to fraction form
    783,793.83/1,081,720.07 = 444,225.63/x
  3. Step 3: Cross multiply
    783,793.83x = 1,081,720.07 × 444,225.63
  4. Step 4: Simplify right side
    783,793.83x = 480,527,771,949.67
  5. Step 5: Solve for x
    x = 480,527,771,949.67/783,793.83
  6. Step 6: Final answer
    x = 613,079.30

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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.