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Finding the Fourth Proportional to 536,551.08, 804,951.09 and 157,456.50

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Solution

The fourth proportional to 536,551.08, 804,951.09 and 157,456.50 is: 236,221.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,551.08 : 804,951.09 = 157,456.50 : x
  2. Step 2: Convert to fraction form
    536,551.08/804,951.09 = 157,456.50/x
  3. Step 3: Cross multiply
    536,551.08x = 804,951.09 × 157,456.50
  4. Step 4: Simplify right side
    536,551.08x = 126,744,781,302.59
  5. Step 5: Solve for x
    x = 126,744,781,302.59/536,551.08
  6. Step 6: Final answer
    x = 236,221.28

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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.