Home / 866,909.88-1,196,576.06-504,403.76

Finding the Fourth Proportional to 866,909.88, 1,196,576.06 and 504,403.76

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Solution

The fourth proportional to 866,909.88, 1,196,576.06 and 504,403.76 is: 696,217.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,909.88 : 1,196,576.06 = 504,403.76 : x
  2. Step 2: Convert to fraction form
    866,909.88/1,196,576.06 = 504,403.76/x
  3. Step 3: Cross multiply
    866,909.88x = 1,196,576.06 × 504,403.76
  4. Step 4: Simplify right side
    866,909.88x = 603,557,455,285.09
  5. Step 5: Solve for x
    x = 603,557,455,285.09/866,909.88
  6. Step 6: Final answer
    x = 696,217.07

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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.