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Finding the Third Proportional to 21,578,726.25 and 46,235,380.50

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Solution

The third proportional to 21,578,726.25 and 46,235,380.50 is: 99,065,643.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,578,726.25 : 46,235,380.50 = 46,235,380.50 : x
  2. Step 2: Convert to fraction form
    21,578,726.25/46,235,380.50 = 46,235,380.50/x
  3. Step 3: Cross multiply
    21,578,726.25x = 46,235,380.50 × 46,235,380.50
  4. Step 4: Simplify right side
    21,578,726.25x = 2,137,710,409,979,780.25
  5. Step 5: Solve for x
    x = 2,137,710,409,979,780.25/21,578,726.25
  6. Step 6: Final answer
    x = 99,065,643.88

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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.