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Finding the Third Proportional to 7,695,121.50 and 12,008,452.50

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Solution

The third proportional to 7,695,121.50 and 12,008,452.50 is: 18,739,526.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,695,121.50 : 12,008,452.50 = 12,008,452.50 : x
  2. Step 2: Convert to fraction form
    7,695,121.50/12,008,452.50 = 12,008,452.50/x
  3. Step 3: Cross multiply
    7,695,121.50x = 12,008,452.50 × 12,008,452.50
  4. Step 4: Simplify right side
    7,695,121.50x = 144,202,931,444,756.25
  5. Step 5: Solve for x
    x = 144,202,931,444,756.25/7,695,121.50
  6. Step 6: Final answer
    x = 18,739,526.26

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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.