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Finding the Third Proportional to 5,078,331 and 6,889,225.50

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Solution

The third proportional to 5,078,331 and 6,889,225.50 is: 9,345,871.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,078,331 : 6,889,225.50 = 6,889,225.50 : x
  2. Step 2: Convert to fraction form
    5,078,331/6,889,225.50 = 6,889,225.50/x
  3. Step 3: Cross multiply
    5,078,331x = 6,889,225.50 × 6,889,225.50
  4. Step 4: Simplify right side
    5,078,331x = 47,461,427,989,850.25
  5. Step 5: Solve for x
    x = 47,461,427,989,850.25/5,078,331
  6. Step 6: Final answer
    x = 9,345,871.31

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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.