Home / 809,411.67-1,116,973.92-446,826.20

Finding the Fourth Proportional to 809,411.67, 1,116,973.92 and 446,826.20

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Solution

The fourth proportional to 809,411.67, 1,116,973.92 and 446,826.20 is: 616,612.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,411.67 : 1,116,973.92 = 446,826.20 : x
  2. Step 2: Convert to fraction form
    809,411.67/1,116,973.92 = 446,826.20/x
  3. Step 3: Cross multiply
    809,411.67x = 1,116,973.92 × 446,826.20
  4. Step 4: Simplify right side
    809,411.67x = 499,093,214,965.14
  5. Step 5: Solve for x
    x = 499,093,214,965.14/809,411.67
  6. Step 6: Final answer
    x = 616,612.33

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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.