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Finding the Third Proportional to 16,431,457 and 25,543,248

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Solution

The third proportional to 16,431,457 and 25,543,248 is: 39,707,831.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,431,457 : 25,543,248 = 25,543,248 : x
  2. Step 2: Convert to fraction form
    16,431,457/25,543,248 = 25,543,248/x
  3. Step 3: Cross multiply
    16,431,457x = 25,543,248 × 25,543,248
  4. Step 4: Simplify right side
    16,431,457x = 652,457,518,389,504
  5. Step 5: Solve for x
    x = 652,457,518,389,504/16,431,457
  6. Step 6: Final answer
    x = 39,707,831.05

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.