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Finding the Fourth Proportional to 514,667.52, 771,517.44 and 277,655.04

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Solution

The fourth proportional to 514,667.52, 771,517.44 and 277,655.04 is: 416,221.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,667.52 : 771,517.44 = 277,655.04 : x
  2. Step 2: Convert to fraction form
    514,667.52/771,517.44 = 277,655.04/x
  3. Step 3: Cross multiply
    514,667.52x = 771,517.44 × 277,655.04
  4. Step 4: Simplify right side
    514,667.52x = 214,215,705,663.90
  5. Step 5: Solve for x
    x = 214,215,705,663.90/514,667.52
  6. Step 6: Final answer
    x = 416,221.54

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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.