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Finding the Third Proportional to 136,176 and 299,227.50

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Solution

The third proportional to 136,176 and 299,227.50 is: 657,510.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,176 : 299,227.50 = 299,227.50 : x
  2. Step 2: Convert to fraction form
    136,176/299,227.50 = 299,227.50/x
  3. Step 3: Cross multiply
    136,176x = 299,227.50 × 299,227.50
  4. Step 4: Simplify right side
    136,176x = 89,537,096,756.25
  5. Step 5: Solve for x
    x = 89,537,096,756.25/136,176
  6. Step 6: Final answer
    x = 657,510.11

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.