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Finding the Third Proportional to 10,357,836.50 and 15,680,707

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Solution

The third proportional to 10,357,836.50 and 15,680,707 is: 23,738,989.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357,836.50 : 15,680,707 = 15,680,707 : x
  2. Step 2: Convert to fraction form
    10,357,836.50/15,680,707 = 15,680,707/x
  3. Step 3: Cross multiply
    10,357,836.50x = 15,680,707 × 15,680,707
  4. Step 4: Simplify right side
    10,357,836.50x = 245,884,572,019,849
  5. Step 5: Solve for x
    x = 245,884,572,019,849/10,357,836.50
  6. Step 6: Final answer
    x = 23,738,989.51

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.