Home / 502,540.77-693,513.02-273,102.60

Finding the Fourth Proportional to 502,540.77, 693,513.02 and 273,102.60

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Solution

The fourth proportional to 502,540.77, 693,513.02 and 273,102.60 is: 376,885.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,540.77 : 693,513.02 = 273,102.60 : x
  2. Step 2: Convert to fraction form
    502,540.77/693,513.02 = 273,102.60/x
  3. Step 3: Cross multiply
    502,540.77x = 693,513.02 × 273,102.60
  4. Step 4: Simplify right side
    502,540.77x = 189,400,207,530.34
  5. Step 5: Solve for x
    x = 189,400,207,530.34/502,540.77
  6. Step 6: Final answer
    x = 376,885.26

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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.