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Finding the Third Proportional to 3,316,175.44 and 7,164,829.69

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Solution

The third proportional to 3,316,175.44 and 7,164,829.69 is: 15,480,117.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316,175.44 : 7,164,829.69 = 7,164,829.69 : x
  2. Step 2: Convert to fraction form
    3,316,175.44/7,164,829.69 = 7,164,829.69/x
  3. Step 3: Cross multiply
    3,316,175.44x = 7,164,829.69 × 7,164,829.69
  4. Step 4: Simplify right side
    3,316,175.44x = 51,334,784,450,881.34
  5. Step 5: Solve for x
    x = 51,334,784,450,881.34/3,316,175.44
  6. Step 6: Final answer
    x = 15,480,117.21

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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.