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Finding the Third Proportional to 20,585,136 and 30,278,952

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Solution

The third proportional to 20,585,136 and 30,278,952 is: 44,537,715.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,585,136 : 30,278,952 = 30,278,952 : x
  2. Step 2: Convert to fraction form
    20,585,136/30,278,952 = 30,278,952/x
  3. Step 3: Cross multiply
    20,585,136x = 30,278,952 × 30,278,952
  4. Step 4: Simplify right side
    20,585,136x = 916,814,934,218,304
  5. Step 5: Solve for x
    x = 916,814,934,218,304/20,585,136
  6. Step 6: Final answer
    x = 44,537,715.67

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.