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Finding the Third Proportional to 563,943,111 and 862,124,984

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Solution

The third proportional to 563,943,111 and 862,124,984 is: 1,317,968,911.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,943,111 : 862,124,984 = 862,124,984 : x
  2. Step 2: Convert to fraction form
    563,943,111/862,124,984 = 862,124,984/x
  3. Step 3: Cross multiply
    563,943,111x = 862,124,984 × 862,124,984
  4. Step 4: Simplify right side
    563,943,111x = 743,259,488,037,000,192
  5. Step 5: Solve for x
    x = 743,259,488,037,000,192/563,943,111
  6. Step 6: Final answer
    x = 1,317,968,911.30

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.