Home / 809,253.37-1,116,769.75-446,677.32

Finding the Fourth Proportional to 809,253.37, 1,116,769.75 and 446,677.32

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Solution

The fourth proportional to 809,253.37, 1,116,769.75 and 446,677.32 is: 616,414.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,253.37 : 1,116,769.75 = 446,677.32 : x
  2. Step 2: Convert to fraction form
    809,253.37/1,116,769.75 = 446,677.32/x
  3. Step 3: Cross multiply
    809,253.37x = 1,116,769.75 × 446,677.32
  4. Step 4: Simplify right side
    809,253.37x = 498,835,717,870.38
  5. Step 5: Solve for x
    x = 498,835,717,870.38/809,253.37
  6. Step 6: Final answer
    x = 616,414.76

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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.