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Finding the Third Proportional to 10,065,586.50 and 15,391,123.88

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Solution

The third proportional to 10,065,586.50 and 15,391,123.88 is: 23,534,316.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,065,586.50 : 15,391,123.88 = 15,391,123.88 : x
  2. Step 2: Convert to fraction form
    10,065,586.50/15,391,123.88 = 15,391,123.88/x
  3. Step 3: Cross multiply
    10,065,586.50x = 15,391,123.88 × 15,391,123.88
  4. Step 4: Simplify right side
    10,065,586.50x = 236,886,694,135,595
  5. Step 5: Solve for x
    x = 236,886,694,135,595/10,065,586.50
  6. Step 6: Final answer
    x = 23,534,316.07

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.