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Finding the Third Proportional to 4,849,488.56 and 7,294,479.47

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Solution

The third proportional to 4,849,488.56 and 7,294,479.47 is: 10,972,173.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,849,488.56 : 7,294,479.47 = 7,294,479.47 : x
  2. Step 2: Convert to fraction form
    4,849,488.56/7,294,479.47 = 7,294,479.47/x
  3. Step 3: Cross multiply
    4,849,488.56x = 7,294,479.47 × 7,294,479.47
  4. Step 4: Simplify right side
    4,849,488.56x = 53,209,430,720,015.28
  5. Step 5: Solve for x
    x = 53,209,430,720,015.28/4,849,488.56
  6. Step 6: Final answer
    x = 10,972,173.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.