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Finding the Third Proportional to 8,350,122.94 and 12,929,235.19

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Solution

The third proportional to 8,350,122.94 and 12,929,235.19 is: 20,019,480.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,350,122.94 : 12,929,235.19 = 12,929,235.19 : x
  2. Step 2: Convert to fraction form
    8,350,122.94/12,929,235.19 = 12,929,235.19/x
  3. Step 3: Cross multiply
    8,350,122.94x = 12,929,235.19 × 12,929,235.19
  4. Step 4: Simplify right side
    8,350,122.94x = 167,165,122,533,688.16
  5. Step 5: Solve for x
    x = 167,165,122,533,688.16/8,350,122.94
  6. Step 6: Final answer
    x = 20,019,480.41

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.