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Finding the Third Proportional to 908,139,707 and 1,421,486,675

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Solution

The third proportional to 908,139,707 and 1,421,486,675 is: 2,225,014,886.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,139,707 : 1,421,486,675 = 1,421,486,675 : x
  2. Step 2: Convert to fraction form
    908,139,707/1,421,486,675 = 1,421,486,675/x
  3. Step 3: Cross multiply
    908,139,707x = 1,421,486,675 × 1,421,486,675
  4. Step 4: Simplify right side
    908,139,707x = 2,020,624,367,202,555,648
  5. Step 5: Solve for x
    x = 2,020,624,367,202,555,648/908,139,707
  6. Step 6: Final answer
    x = 2,225,014,886.62

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.