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Finding the Third Proportional to 18,714,580 and 28,210,114

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Solution

The third proportional to 18,714,580 and 28,210,114 is: 42,523,558.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,714,580 : 28,210,114 = 28,210,114 : x
  2. Step 2: Convert to fraction form
    18,714,580/28,210,114 = 28,210,114/x
  3. Step 3: Cross multiply
    18,714,580x = 28,210,114 × 28,210,114
  4. Step 4: Simplify right side
    18,714,580x = 795,810,531,892,996
  5. Step 5: Solve for x
    x = 795,810,531,892,996/18,714,580
  6. Step 6: Final answer
    x = 42,523,558.20

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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.