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Finding the Fourth Proportional to 657,801.52, 986,620.26 and 184,523.78

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Solution

The fourth proportional to 657,801.52, 986,620.26 and 184,523.78 is: 276,762.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,801.52 : 986,620.26 = 184,523.78 : x
  2. Step 2: Convert to fraction form
    657,801.52/986,620.26 = 184,523.78/x
  3. Step 3: Cross multiply
    657,801.52x = 986,620.26 × 184,523.78
  4. Step 4: Simplify right side
    657,801.52x = 182,054,899,799.78
  5. Step 5: Solve for x
    x = 182,054,899,799.78/657,801.52
  6. Step 6: Final answer
    x = 276,762.66

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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.