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Finding the Third Proportional to 10,428,076 and 15,268,804

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Solution

The third proportional to 10,428,076 and 15,268,804 is: 22,356,604.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,428,076 : 15,268,804 = 15,268,804 : x
  2. Step 2: Convert to fraction form
    10,428,076/15,268,804 = 15,268,804/x
  3. Step 3: Cross multiply
    10,428,076x = 15,268,804 × 15,268,804
  4. Step 4: Simplify right side
    10,428,076x = 233,136,375,590,416
  5. Step 5: Solve for x
    x = 233,136,375,590,416/10,428,076
  6. Step 6: Final answer
    x = 22,356,604.96

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.