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Finding the Third Proportional to 13,039,770 and 28,319,838

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Solution

The third proportional to 13,039,770 and 28,319,838 is: 61,505,166.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,039,770 : 28,319,838 = 28,319,838 : x
  2. Step 2: Convert to fraction form
    13,039,770/28,319,838 = 28,319,838/x
  3. Step 3: Cross multiply
    13,039,770x = 28,319,838 × 28,319,838
  4. Step 4: Simplify right side
    13,039,770x = 802,013,224,346,244
  5. Step 5: Solve for x
    x = 802,013,224,346,244/13,039,770
  6. Step 6: Final answer
    x = 61,505,166.45

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.