Home / 892,805.52-1,232,424.94-621,031.13

Finding the Fourth Proportional to 892,805.52, 1,232,424.94 and 621,031.13

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Solution

The fourth proportional to 892,805.52, 1,232,424.94 and 621,031.13 is: 857,268.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,805.52 : 1,232,424.94 = 621,031.13 : x
  2. Step 2: Convert to fraction form
    892,805.52/1,232,424.94 = 621,031.13/x
  3. Step 3: Cross multiply
    892,805.52x = 1,232,424.94 × 621,031.13
  4. Step 4: Simplify right side
    892,805.52x = 765,374,253,128.38
  5. Step 5: Solve for x
    x = 765,374,253,128.38/892,805.52
  6. Step 6: Final answer
    x = 857,268.73

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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.