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Finding the Third Proportional to 9,430,468 and 20,626,330

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Solution

The third proportional to 9,430,468 and 20,626,330 is: 45,113,931.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,430,468 : 20,626,330 = 20,626,330 : x
  2. Step 2: Convert to fraction form
    9,430,468/20,626,330 = 20,626,330/x
  3. Step 3: Cross multiply
    9,430,468x = 20,626,330 × 20,626,330
  4. Step 4: Simplify right side
    9,430,468x = 425,445,489,268,900
  5. Step 5: Solve for x
    x = 425,445,489,268,900/9,430,468
  6. Step 6: Final answer
    x = 45,113,931.70

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.