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Finding the Third Proportional to 9,124,428.75 and 14,123,425.50

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Solution

The third proportional to 9,124,428.75 and 14,123,425.50 is: 21,861,220.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,124,428.75 : 14,123,425.50 = 14,123,425.50 : x
  2. Step 2: Convert to fraction form
    9,124,428.75/14,123,425.50 = 14,123,425.50/x
  3. Step 3: Cross multiply
    9,124,428.75x = 14,123,425.50 × 14,123,425.50
  4. Step 4: Simplify right side
    9,124,428.75x = 199,471,147,854,050.25
  5. Step 5: Solve for x
    x = 199,471,147,854,050.25/9,124,428.75
  6. Step 6: Final answer
    x = 21,861,220.39

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.