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Finding the Third Proportional to 1,471,245 and 3,117,511.50

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Solution

The third proportional to 1,471,245 and 3,117,511.50 is: 6,605,886.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,245 : 3,117,511.50 = 3,117,511.50 : x
  2. Step 2: Convert to fraction form
    1,471,245/3,117,511.50 = 3,117,511.50/x
  3. Step 3: Cross multiply
    1,471,245x = 3,117,511.50 × 3,117,511.50
  4. Step 4: Simplify right side
    1,471,245x = 9,718,877,952,632.25
  5. Step 5: Solve for x
    x = 9,718,877,952,632.25/1,471,245
  6. Step 6: Final answer
    x = 6,605,886.82

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.