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Finding the Third Proportional to 156,465.50 and 235,427.50

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Solution

The third proportional to 156,465.50 and 235,427.50 is: 354,238.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,465.50 : 235,427.50 = 235,427.50 : x
  2. Step 2: Convert to fraction form
    156,465.50/235,427.50 = 235,427.50/x
  3. Step 3: Cross multiply
    156,465.50x = 235,427.50 × 235,427.50
  4. Step 4: Simplify right side
    156,465.50x = 55,426,107,756.25
  5. Step 5: Solve for x
    x = 55,426,107,756.25/156,465.50
  6. Step 6: Final answer
    x = 354,238.52

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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.