Home / 657,094.53-985,638.96-257,453.10

Finding the Fourth Proportional to 657,094.53, 985,638.96 and 257,453.10

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Solution

The fourth proportional to 657,094.53, 985,638.96 and 257,453.10 is: 386,178.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,094.53 : 985,638.96 = 257,453.10 : x
  2. Step 2: Convert to fraction form
    657,094.53/985,638.96 = 257,453.10/x
  3. Step 3: Cross multiply
    657,094.53x = 985,638.96 × 257,453.10
  4. Step 4: Simplify right side
    657,094.53x = 253,755,805,732.78
  5. Step 5: Solve for x
    x = 253,755,805,732.78/657,094.53
  6. Step 6: Final answer
    x = 386,178.54

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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.