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Finding the Third Proportional to 1,926,753.75 and 3,000,430.13

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Solution

The third proportional to 1,926,753.75 and 3,000,430.13 is: 4,672,408.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,753.75 : 3,000,430.13 = 3,000,430.13 : x
  2. Step 2: Convert to fraction form
    1,926,753.75/3,000,430.13 = 3,000,430.13/x
  3. Step 3: Cross multiply
    1,926,753.75x = 3,000,430.13 × 3,000,430.13
  4. Step 4: Simplify right side
    1,926,753.75x = 9,002,580,935,007.52
  5. Step 5: Solve for x
    x = 9,002,580,935,007.52/1,926,753.75
  6. Step 6: Final answer
    x = 4,672,408.67

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.