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Finding the Fourth Proportional to 657,751.40, 986,515.82 and 184,327.80

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Solution

The fourth proportional to 657,751.40, 986,515.82 and 184,327.80 is: 276,460.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,751.40 : 986,515.82 = 184,327.80 : x
  2. Step 2: Convert to fraction form
    657,751.40/986,515.82 = 184,327.80/x
  3. Step 3: Cross multiply
    657,751.40x = 986,515.82 × 184,327.80
  4. Step 4: Simplify right side
    657,751.40x = 181,842,290,765.80
  5. Step 5: Solve for x
    x = 181,842,290,765.80/657,751.40
  6. Step 6: Final answer
    x = 276,460.51

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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.