Home / 827,542.22-1,239,591.06-526,531.73

Finding the Fourth Proportional to 827,542.22, 1,239,591.06 and 526,531.73

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Solution

The fourth proportional to 827,542.22, 1,239,591.06 and 526,531.73 is: 788,701.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,542.22 : 1,239,591.06 = 526,531.73 : x
  2. Step 2: Convert to fraction form
    827,542.22/1,239,591.06 = 526,531.73/x
  3. Step 3: Cross multiply
    827,542.22x = 1,239,591.06 × 526,531.73
  4. Step 4: Simplify right side
    827,542.22x = 652,684,019,116.38
  5. Step 5: Solve for x
    x = 652,684,019,116.38/827,542.22
  6. Step 6: Final answer
    x = 788,701.78

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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.