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Finding the Third Proportional to 5,358,081.66 and 11,575,603.69

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Solution

The third proportional to 5,358,081.66 and 11,575,603.69 is: 25,007,943.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358,081.66 : 11,575,603.69 = 11,575,603.69 : x
  2. Step 2: Convert to fraction form
    5,358,081.66/11,575,603.69 = 11,575,603.69/x
  3. Step 3: Cross multiply
    5,358,081.66x = 11,575,603.69 × 11,575,603.69
  4. Step 4: Simplify right side
    5,358,081.66x = 133,994,600,730,063.59
  5. Step 5: Solve for x
    x = 133,994,600,730,063.59/5,358,081.66
  6. Step 6: Final answer
    x = 25,007,943.02

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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.