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Finding the Third Proportional to 634,123.50 and 1,330,557

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Solution

The third proportional to 634,123.50 and 1,330,557 is: 2,791,856.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,123.50 : 1,330,557 = 1,330,557 : x
  2. Step 2: Convert to fraction form
    634,123.50/1,330,557 = 1,330,557/x
  3. Step 3: Cross multiply
    634,123.50x = 1,330,557 × 1,330,557
  4. Step 4: Simplify right side
    634,123.50x = 1,770,381,930,249
  5. Step 5: Solve for x
    x = 1,770,381,930,249/634,123.50
  6. Step 6: Final answer
    x = 2,791,856.68

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.