Home / 827,543.72-1,239,593.31-526,533.23

Finding the Fourth Proportional to 827,543.72, 1,239,593.31 and 526,533.23

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Solution

The fourth proportional to 827,543.72, 1,239,593.31 and 526,533.23 is: 788,704.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,543.72 : 1,239,593.31 = 526,533.23 : x
  2. Step 2: Convert to fraction form
    827,543.72/1,239,593.31 = 526,533.23/x
  3. Step 3: Cross multiply
    827,543.72x = 1,239,593.31 × 526,533.23
  4. Step 4: Simplify right side
    827,543.72x = 652,687,063,202.73
  5. Step 5: Solve for x
    x = 652,687,063,202.73/827,543.72
  6. Step 6: Final answer
    x = 788,704.03

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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.