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Finding the Third Proportional to 8,588,574 and 18,720,346.50

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Solution

The third proportional to 8,588,574 and 18,720,346.50 is: 40,804,372.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,588,574 : 18,720,346.50 = 18,720,346.50 : x
  2. Step 2: Convert to fraction form
    8,588,574/18,720,346.50 = 18,720,346.50/x
  3. Step 3: Cross multiply
    8,588,574x = 18,720,346.50 × 18,720,346.50
  4. Step 4: Simplify right side
    8,588,574x = 350,451,373,080,062.25
  5. Step 5: Solve for x
    x = 350,451,373,080,062.25/8,588,574
  6. Step 6: Final answer
    x = 40,804,372.54

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.