Home / 657,094.03-985,638.21-257,452.60

Finding the Fourth Proportional to 657,094.03, 985,638.21 and 257,452.60

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Solution

The fourth proportional to 657,094.03, 985,638.21 and 257,452.60 is: 386,177.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,094.03 : 985,638.21 = 257,452.60 : x
  2. Step 2: Convert to fraction form
    657,094.03/985,638.21 = 257,452.60/x
  3. Step 3: Cross multiply
    657,094.03x = 985,638.21 × 257,452.60
  4. Step 4: Simplify right side
    657,094.03x = 253,755,119,823.85
  5. Step 5: Solve for x
    x = 253,755,119,823.85/657,094.03
  6. Step 6: Final answer
    x = 386,177.79

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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.