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Finding the Third Proportional to 156,477 and 235,444.50

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Solution

The third proportional to 156,477 and 235,444.50 is: 354,263.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,477 : 235,444.50 = 235,444.50 : x
  2. Step 2: Convert to fraction form
    156,477/235,444.50 = 235,444.50/x
  3. Step 3: Cross multiply
    156,477x = 235,444.50 × 235,444.50
  4. Step 4: Simplify right side
    156,477x = 55,434,112,580.25
  5. Step 5: Solve for x
    x = 55,434,112,580.25/156,477
  6. Step 6: Final answer
    x = 354,263.65

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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.