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Finding the Third Proportional to 158,493,639 and 345,124,583

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Solution

The third proportional to 158,493,639 and 345,124,583 is: 751,518,979.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,493,639 : 345,124,583 = 345,124,583 : x
  2. Step 2: Convert to fraction form
    158,493,639/345,124,583 = 345,124,583/x
  3. Step 3: Cross multiply
    158,493,639x = 345,124,583 × 345,124,583
  4. Step 4: Simplify right side
    158,493,639x = 119,110,977,790,923,888
  5. Step 5: Solve for x
    x = 119,110,977,790,923,888/158,493,639
  6. Step 6: Final answer
    x = 751,518,979.20

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.