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Finding the Third Proportional to 156,451.50 and 235,426.50

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Solution

The third proportional to 156,451.50 and 235,426.50 is: 354,267.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,451.50 : 235,426.50 = 235,426.50 : x
  2. Step 2: Convert to fraction form
    156,451.50/235,426.50 = 235,426.50/x
  3. Step 3: Cross multiply
    156,451.50x = 235,426.50 × 235,426.50
  4. Step 4: Simplify right side
    156,451.50x = 55,425,636,902.25
  5. Step 5: Solve for x
    x = 55,425,636,902.25/156,451.50
  6. Step 6: Final answer
    x = 354,267.21

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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.