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Finding the Fourth Proportional to 657,661.70, 986,492.55 and 184,427.30

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Solution

The fourth proportional to 657,661.70, 986,492.55 and 184,427.30 is: 276,640.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,661.70 : 986,492.55 = 184,427.30 : x
  2. Step 2: Convert to fraction form
    657,661.70/986,492.55 = 184,427.30/x
  3. Step 3: Cross multiply
    657,661.70x = 986,492.55 × 184,427.30
  4. Step 4: Simplify right side
    657,661.70x = 181,936,157,466.62
  5. Step 5: Solve for x
    x = 181,936,157,466.62/657,661.70
  6. Step 6: Final answer
    x = 276,640.95

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Similar ratio
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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.