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Finding the Third Proportional to 911,817 and 2,110,870.13

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Solution

The third proportional to 911,817 and 2,110,870.13 is: 4,886,696.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,817 : 2,110,870.13 = 2,110,870.13 : x
  2. Step 2: Convert to fraction form
    911,817/2,110,870.13 = 2,110,870.13/x
  3. Step 3: Cross multiply
    911,817x = 2,110,870.13 × 2,110,870.13
  4. Step 4: Simplify right side
    911,817x = 4,455,772,684,617.52
  5. Step 5: Solve for x
    x = 4,455,772,684,617.52/911,817
  6. Step 6: Final answer
    x = 4,886,696.22

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.