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Finding the Third Proportional to 55,317,695.50 and 79,917,636.50

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Solution

The third proportional to 55,317,695.50 and 79,917,636.50 is: 115,457,243.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,317,695.50 : 79,917,636.50 = 79,917,636.50 : x
  2. Step 2: Convert to fraction form
    55,317,695.50/79,917,636.50 = 79,917,636.50/x
  3. Step 3: Cross multiply
    55,317,695.50x = 79,917,636.50 × 79,917,636.50
  4. Step 4: Simplify right side
    55,317,695.50x = 6,386,828,623,746,132
  5. Step 5: Solve for x
    x = 6,386,828,623,746,132/55,317,695.50
  6. Step 6: Final answer
    x = 115,457,243.22

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.