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Finding the Third Proportional to 18,701,572 and 25,342,854

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Solution

The third proportional to 18,701,572 and 25,342,854 is: 34,342,580.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,701,572 : 25,342,854 = 25,342,854 : x
  2. Step 2: Convert to fraction form
    18,701,572/25,342,854 = 25,342,854/x
  3. Step 3: Cross multiply
    18,701,572x = 25,342,854 × 25,342,854
  4. Step 4: Simplify right side
    18,701,572x = 642,260,248,865,316
  5. Step 5: Solve for x
    x = 642,260,248,865,316/18,701,572
  6. Step 6: Final answer
    x = 34,342,580.87

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.