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Finding the Third Proportional to 8,410,680 and 13,176,528

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Solution

The third proportional to 8,410,680 and 13,176,528 is: 20,642,907.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,410,680 : 13,176,528 = 13,176,528 : x
  2. Step 2: Convert to fraction form
    8,410,680/13,176,528 = 13,176,528/x
  3. Step 3: Cross multiply
    8,410,680x = 13,176,528 × 13,176,528
  4. Step 4: Simplify right side
    8,410,680x = 173,620,890,134,784
  5. Step 5: Solve for x
    x = 173,620,890,134,784/8,410,680
  6. Step 6: Final answer
    x = 20,642,907.60

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.