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Finding the Third Proportional to 156,475 and 235,461

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Solution

The third proportional to 156,475 and 235,461 is: 354,317.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,475 : 235,461 = 235,461 : x
  2. Step 2: Convert to fraction form
    156,475/235,461 = 235,461/x
  3. Step 3: Cross multiply
    156,475x = 235,461 × 235,461
  4. Step 4: Simplify right side
    156,475x = 55,441,882,521
  5. Step 5: Solve for x
    x = 55,441,882,521/156,475
  6. Step 6: Final answer
    x = 354,317.83

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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.