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Finding the Third Proportional to 7,913,360 and 11,907,160

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Solution

The third proportional to 7,913,360 and 11,907,160 is: 17,916,594.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,913,360 : 11,907,160 = 11,907,160 : x
  2. Step 2: Convert to fraction form
    7,913,360/11,907,160 = 11,907,160/x
  3. Step 3: Cross multiply
    7,913,360x = 11,907,160 × 11,907,160
  4. Step 4: Simplify right side
    7,913,360x = 141,780,459,265,600
  5. Step 5: Solve for x
    x = 141,780,459,265,600/7,913,360
  6. Step 6: Final answer
    x = 17,916,594.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.