Home / 809,313.68-1,116,853.10-446,737.77

Finding the Fourth Proportional to 809,313.68, 1,116,853.10 and 446,737.77

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Solution

The fourth proportional to 809,313.68, 1,116,853.10 and 446,737.77 is: 616,498.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,313.68 : 1,116,853.10 = 446,737.77 : x
  2. Step 2: Convert to fraction form
    809,313.68/1,116,853.10 = 446,737.77/x
  3. Step 3: Cross multiply
    809,313.68x = 1,116,853.10 × 446,737.77
  4. Step 4: Simplify right side
    809,313.68x = 498,940,461,077.90
  5. Step 5: Solve for x
    x = 498,940,461,077.90/809,313.68
  6. Step 6: Final answer
    x = 616,498.25

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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.