Home / 809,337.64-1,116,886.18-446,761.80

Finding the Fourth Proportional to 809,337.64, 1,116,886.18 and 446,761.80

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Solution

The fourth proportional to 809,337.64, 1,116,886.18 and 446,761.80 is: 616,531.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,337.64 : 1,116,886.18 = 446,761.80 : x
  2. Step 2: Convert to fraction form
    809,337.64/1,116,886.18 = 446,761.80/x
  3. Step 3: Cross multiply
    809,337.64x = 1,116,886.18 × 446,761.80
  4. Step 4: Simplify right side
    809,337.64x = 498,982,080,171.92
  5. Step 5: Solve for x
    x = 498,982,080,171.92/809,337.64
  6. Step 6: Final answer
    x = 616,531.41

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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.