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Finding the Third Proportional to 26,984,977.88 and 42,692,612.63

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Solution

The third proportional to 26,984,977.88 and 42,692,612.63 is: 67,543,474.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,984,977.88 : 42,692,612.63 = 42,692,612.63 : x
  2. Step 2: Convert to fraction form
    26,984,977.88/42,692,612.63 = 42,692,612.63/x
  3. Step 3: Cross multiply
    26,984,977.88x = 42,692,612.63 × 42,692,612.63
  4. Step 4: Simplify right side
    26,984,977.88x = 1,822,659,172,748,309.50
  5. Step 5: Solve for x
    x = 1,822,659,172,748,309.50/26,984,977.88
  6. Step 6: Final answer
    x = 67,543,474.79

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.