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Finding the Third Proportional to 239,602,185 and 342,397,066.50

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Solution

The third proportional to 239,602,185 and 342,397,066.50 is: 489,293,330.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,602,185 : 342,397,066.50 = 342,397,066.50 : x
  2. Step 2: Convert to fraction form
    239,602,185/342,397,066.50 = 342,397,066.50/x
  3. Step 3: Cross multiply
    239,602,185x = 342,397,066.50 × 342,397,066.50
  4. Step 4: Simplify right side
    239,602,185x = 117,235,751,147,805,424
  5. Step 5: Solve for x
    x = 117,235,751,147,805,424/239,602,185
  6. Step 6: Final answer
    x = 489,293,330.73

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.