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Finding the Third Proportional to 18,714,496 and 28,209,984

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Solution

The third proportional to 18,714,496 and 28,209,984 is: 42,523,357.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,714,496 : 28,209,984 = 28,209,984 : x
  2. Step 2: Convert to fraction form
    18,714,496/28,209,984 = 28,209,984/x
  3. Step 3: Cross multiply
    18,714,496x = 28,209,984 × 28,209,984
  4. Step 4: Simplify right side
    18,714,496x = 795,803,197,280,256
  5. Step 5: Solve for x
    x = 795,803,197,280,256/18,714,496
  6. Step 6: Final answer
    x = 42,523,357.15

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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.