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Finding the Third Proportional to 73,587,924 and 154,803,240

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Solution

The third proportional to 73,587,924 and 154,803,240 is: 325,651,843.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,587,924 : 154,803,240 = 154,803,240 : x
  2. Step 2: Convert to fraction form
    73,587,924/154,803,240 = 154,803,240/x
  3. Step 3: Cross multiply
    73,587,924x = 154,803,240 × 154,803,240
  4. Step 4: Simplify right side
    73,587,924x = 23,964,043,114,497,600
  5. Step 5: Solve for x
    x = 23,964,043,114,497,600/73,587,924
  6. Step 6: Final answer
    x = 325,651,843.56

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.