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Finding the Third Proportional to 1,992,415.50 and 4,403,484

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Solution

The third proportional to 1,992,415.50 and 4,403,484 is: 9,732,242.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,415.50 : 4,403,484 = 4,403,484 : x
  2. Step 2: Convert to fraction form
    1,992,415.50/4,403,484 = 4,403,484/x
  3. Step 3: Cross multiply
    1,992,415.50x = 4,403,484 × 4,403,484
  4. Step 4: Simplify right side
    1,992,415.50x = 19,390,671,338,256
  5. Step 5: Solve for x
    x = 19,390,671,338,256/1,992,415.50
  6. Step 6: Final answer
    x = 9,732,242.77

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.