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Finding the Third Proportional to 4,723,070 and 9,782,236

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Solution

The third proportional to 4,723,070 and 9,782,236 is: 20,260,580.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723,070 : 9,782,236 = 9,782,236 : x
  2. Step 2: Convert to fraction form
    4,723,070/9,782,236 = 9,782,236/x
  3. Step 3: Cross multiply
    4,723,070x = 9,782,236 × 9,782,236
  4. Step 4: Simplify right side
    4,723,070x = 95,692,141,159,696
  5. Step 5: Solve for x
    x = 95,692,141,159,696/4,723,070
  6. Step 6: Final answer
    x = 20,260,580.76

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.