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Finding the Third Proportional to 28,516,946 and 61,579,322

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Solution

The third proportional to 28,516,946 and 61,579,322 is: 132,974,018.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,516,946 : 61,579,322 = 61,579,322 : x
  2. Step 2: Convert to fraction form
    28,516,946/61,579,322 = 61,579,322/x
  3. Step 3: Cross multiply
    28,516,946x = 61,579,322 × 61,579,322
  4. Step 4: Simplify right side
    28,516,946x = 3,792,012,897,979,684
  5. Step 5: Solve for x
    x = 3,792,012,897,979,684/28,516,946
  6. Step 6: Final answer
    x = 132,974,018.25

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.