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Finding the Fourth Proportional to 6,843,108.60, 10,264,662.90 and 1,794,929.40

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Solution

The fourth proportional to 6,843,108.60, 10,264,662.90 and 1,794,929.40 is: 2,692,394.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,843,108.60 : 10,264,662.90 = 1,794,929.40 : x
  2. Step 2: Convert to fraction form
    6,843,108.60/10,264,662.90 = 1,794,929.40/x
  3. Step 3: Cross multiply
    6,843,108.60x = 10,264,662.90 × 1,794,929.40
  4. Step 4: Simplify right side
    6,843,108.60x = 18,424,345,220,299.26
  5. Step 5: Solve for x
    x = 18,424,345,220,299.26/6,843,108.60
  6. Step 6: Final answer
    x = 2,692,394.10

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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.