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Finding the Third Proportional to 847,672.50 and 1,271,511

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Solution

The third proportional to 847,672.50 and 1,271,511 is: 1,907,269.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,672.50 : 1,271,511 = 1,271,511 : x
  2. Step 2: Convert to fraction form
    847,672.50/1,271,511 = 1,271,511/x
  3. Step 3: Cross multiply
    847,672.50x = 1,271,511 × 1,271,511
  4. Step 4: Simplify right side
    847,672.50x = 1,616,740,223,121
  5. Step 5: Solve for x
    x = 1,616,740,223,121/847,672.50
  6. Step 6: Final answer
    x = 1,907,269.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.