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Finding the Third Proportional to 62,889 and 93,478.50

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Solution

The third proportional to 62,889 and 93,478.50 is: 138,946.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,889 : 93,478.50 = 93,478.50 : x
  2. Step 2: Convert to fraction form
    62,889/93,478.50 = 93,478.50/x
  3. Step 3: Cross multiply
    62,889x = 93,478.50 × 93,478.50
  4. Step 4: Simplify right side
    62,889x = 8,738,229,962.25
  5. Step 5: Solve for x
    x = 8,738,229,962.25/62,889
  6. Step 6: Final answer
    x = 138,946.87

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.