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Finding the Third Proportional to 70,532.63 and 152,136.75

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Solution

The third proportional to 70,532.63 and 152,136.75 is: 328,154.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,532.63 : 152,136.75 = 152,136.75 : x
  2. Step 2: Convert to fraction form
    70,532.63/152,136.75 = 152,136.75/x
  3. Step 3: Cross multiply
    70,532.63x = 152,136.75 × 152,136.75
  4. Step 4: Simplify right side
    70,532.63x = 23,145,590,700.56
  5. Step 5: Solve for x
    x = 23,145,590,700.56/70,532.63
  6. Step 6: Final answer
    x = 328,154.39

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.