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Finding the Third Proportional to 2,038,358 and 4,395,891

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Solution

The third proportional to 2,038,358 and 4,395,891 is: 9,480,109.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038,358 : 4,395,891 = 4,395,891 : x
  2. Step 2: Convert to fraction form
    2,038,358/4,395,891 = 4,395,891/x
  3. Step 3: Cross multiply
    2,038,358x = 4,395,891 × 4,395,891
  4. Step 4: Simplify right side
    2,038,358x = 19,323,857,683,881
  5. Step 5: Solve for x
    x = 19,323,857,683,881/2,038,358
  6. Step 6: Final answer
    x = 9,480,109.82

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.