Home / 783,850.46-1,081,749.21-461,574.14

Finding the Fourth Proportional to 783,850.46, 1,081,749.21 and 461,574.14

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Solution

The fourth proportional to 783,850.46, 1,081,749.21 and 461,574.14 is: 636,993.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,850.46 : 1,081,749.21 = 461,574.14 : x
  2. Step 2: Convert to fraction form
    783,850.46/1,081,749.21 = 461,574.14/x
  3. Step 3: Cross multiply
    783,850.46x = 1,081,749.21 × 461,574.14
  4. Step 4: Simplify right side
    783,850.46x = 499,307,461,301.43
  5. Step 5: Solve for x
    x = 499,307,461,301.43/783,850.46
  6. Step 6: Final answer
    x = 636,993.26

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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.