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Finding the Third Proportional to 88,432,396 and 190,301,720

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Solution

The third proportional to 88,432,396 and 190,301,720 is: 409,518,980.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,432,396 : 190,301,720 = 190,301,720 : x
  2. Step 2: Convert to fraction form
    88,432,396/190,301,720 = 190,301,720/x
  3. Step 3: Cross multiply
    88,432,396x = 190,301,720 × 190,301,720
  4. Step 4: Simplify right side
    88,432,396x = 36,214,744,634,958,400
  5. Step 5: Solve for x
    x = 36,214,744,634,958,400/88,432,396
  6. Step 6: Final answer
    x = 409,518,980.29

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.