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Finding the Third Proportional to 18,953,159 and 40,932,518

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Solution

The third proportional to 18,953,159 and 40,932,518 is: 88,400,621.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,953,159 : 40,932,518 = 40,932,518 : x
  2. Step 2: Convert to fraction form
    18,953,159/40,932,518 = 40,932,518/x
  3. Step 3: Cross multiply
    18,953,159x = 40,932,518 × 40,932,518
  4. Step 4: Simplify right side
    18,953,159x = 1,675,471,029,820,324
  5. Step 5: Solve for x
    x = 1,675,471,029,820,324/18,953,159
  6. Step 6: Final answer
    x = 88,400,621.23

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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.