Home / 824,793.36-1,236,305.52-540,376.44

Finding the Fourth Proportional to 824,793.36, 1,236,305.52 and 540,376.44

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Solution

The fourth proportional to 824,793.36, 1,236,305.52 and 540,376.44 is: 809,985.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,793.36 : 1,236,305.52 = 540,376.44 : x
  2. Step 2: Convert to fraction form
    824,793.36/1,236,305.52 = 540,376.44/x
  3. Step 3: Cross multiply
    824,793.36x = 1,236,305.52 × 540,376.44
  4. Step 4: Simplify right side
    824,793.36x = 668,070,375,649.95
  5. Step 5: Solve for x
    x = 668,070,375,649.95/824,793.36
  6. Step 6: Final answer
    x = 809,985.15

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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.