Home / 806,688.30-1,210,032.45-682,272.30

Finding the Fourth Proportional to 806,688.30, 1,210,032.45 and 682,272.30

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Solution

The fourth proportional to 806,688.30, 1,210,032.45 and 682,272.30 is: 1,023,408.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,688.30 : 1,210,032.45 = 682,272.30 : x
  2. Step 2: Convert to fraction form
    806,688.30/1,210,032.45 = 682,272.30/x
  3. Step 3: Cross multiply
    806,688.30x = 1,210,032.45 × 682,272.30
  4. Step 4: Simplify right side
    806,688.30x = 825,571,622,736.14
  5. Step 5: Solve for x
    x = 825,571,622,736.14/806,688.30
  6. Step 6: Final answer
    x = 1,023,408.45

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.